// Grammar Monster © | Copyright Registration Number: 226604 | All rights reserved  

selec = new Array (6)
correct = new Array (100)




selec[1]="At quarter =passed #past six this morning, the drone #passed =past the crash site of the passenger aircraft. It flew =passed #past the crash site four times, taking fifteen pictures on the last pass.  When it landed back at the ground station, the photographs were downloaded and #passed =past to the communications team, who #passed =past them to the New York office via satellite."
correct[11]=" At quarter past six this morning…#In this example, the word 'past' is used as a preposition meaning 'beyond'."
correct[12]="...the drone passed the crash site...#'To pass' can mean 'to move past'.  In this context, 'passed' means 'moved past', i.e., in the past tense.  In this example, it means 'flew past'."
correct[13]="...flew past the crash site...#In this example, the word 'past' is used as a preposition denoting movement 'from one side to the other' (of the crash site)."
correct[14]="...the photographs were downloaded and passed to the communications team...#'To pass' can mean 'to hand over'.  In this context, 'passed' means 'handed over', i.e., in the past tense."
correct[15]="...who passed them to the New York office via satellite.#'To pass' can mean 'to hand over'.  In this context, 'passed' means 'handed over', i.e., in the past tense."

selec[2]="The =passed #past has a habit of repeating itself.  In a carbon copy of last year’s final, the young Argentinean blasted the ball =passed #past the post after being awarded a penalty in the last minute.  Visibly distraught, he removed his captain’s armband and #passed =past it to Wells.  He stormed off the pitch, walking straight =passed #past his manager without so much as a glance."
correct[21]="The past has a habit...#As a noun, 'past' means 'time before the present'."
correct[22]="...the young Argentinean blasted the ball past the post...#In this example, the word 'past' is used as a preposition meaning 'beyond'."
correct[23]="...he removed his captain’s armband and passed it to Wells...#'To pass' can mean 'to hand over'.  In this context, 'passed' means 'handed over', i.e., in the past tense."
correct[24]="He stormed off the pitch, walking straight past his manager...#In this example, the word 'past' is used as a preposition denoting movement 'from one side to the other' (of his manager)."

 
selec[3]="Bonzo, the youngest marmoset in the new compound, delighted onlookers in the town’s zoo on Saturday. Just minutes into his first public appearance, Bonzo #passed =past a banana to his mother, who peeled it and #passed =past it back. With new banana in hand, Bonzo ran excitedly =passed #past his father who deftly whipped Bonzo’s lunch out of his young paw.  Bonzo’s mother released a reprimanding yell, at which point, Bonzo’s father #passed =past the banana back to Bonzo."
correct[31]="Bonzo passed a banana to his mother, who peeled it...#'To pass' can mean 'to hand over'.  In this context, 'passed' means 'handed over', i.e., in the past tense."
correct[32]="… who peeled it and passed it back.#'To pass' can mean 'to hand over'.  In this context, 'passed' means 'handed over', i.e., in the past tense."
correct[33]="...ran excitedly past his father...#In this example, the word 'past' is used as a preposition denoting movement 'from one side to the other' (of his father)."
correct[34]="...Bonzo’s father passed the banana back to Bonzo.#'To pass' can mean 'to hand over'.  In this context, 'passed' means 'handed over', i.e., in the past tense."


ques = 0; var mid = ""

// choose a random sentence

ques = Math.ceil(3*Math.random())


mid = selec[ques]
var len = 0
var i = 0
var sw = 0
var ew = 0
var shw = ""
var wc = 0
var rep = ""
var ges = 0
var shr = 1
var score = 0; var wrong=0; var missed = 0; var total = 0; var tc=0; var totq = 0; var mar = 0; var nding=0
words = new Array (150)
check = new Array (150)
quest = new Array (20)
ans = new Array (150)
for (k = 0; k < 150; k++){check[k]=0}
for (k = 0; k < 150; k++){ans[k]=0}
len=mid.length

// check the text

function text(){
wc=0;
for (i = 0; i < len; i++){
if (mid.substr(i,1)==" " || mid.substr(i,1)=="," || mid.substr(i,1)=="."){
	ew=i+1; rep=mid.substr(i,1)
	if (mid.substr(sw,1)=="#" || mid.substr(sw,1)=="="){ans[wc]=1; sw++;}
	else {words[wc]=" " + mid.substr(sw, (ew-sw)) + " "}
	if (mid.substr(sw-1,1)=="="){ans[wc]=2;}
	if (check[wc]==1 && (ans[wc]==1 || ans[wc]==2)){words[wc]="<span class=curs onclick=sel('" + wc + "') style='background-color: #FFFF00'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep}
	if (check[wc]==0 && (ans[wc]==1 || ans[wc]==2)){words[wc]="<span class=curs onclick=sel('" + wc + "') style='background-color: #FFFFFF'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep}
	sw=ew
	wc++
}
}
display()
}


function display(){
shw=""; shr=1; totq=1; mar = 0
for (k = 0; k < wc; k++){
if (ans[k]==1 || ans[k]==2){shw = shw + "<font color=blue>" ; shr++;}
if (nding==1 && (ans[k]==1 || ans[k]==2)){mar = totq + (ques*10); shw = shw + "<span class=curs onclick=showcorrect(" + mar + ",event)>";}
shw = shw + words[k]
if (shr%2==0 && (ans[k]==1 || ans[k]==2)){shw = shw + "/ "}
if ((shr-1)%2==0 && (ans[k]==1 || ans[k]==2)){totq++}
if (nding==1 && (ans[k]==1 || ans[k]==2)){shw = shw + "</span>"}
if (ans[k]==1 || ans[k]==2){shw = shw + "</font>"}
}
document.getElementById('topmsg').innerHTML=shw;
sw=0
}

function sel(a){
chosen = ""; ges = 0; 
if (check[a]==0){check[a]=1; check[(a-1)]=0; a++; check[a]=0}
else {check[a]=0}
for (k = 0; k < wc ; k++){
if (check[k]==1){ges++}
}
document.getElementById('btmmsg').innerHTML="Number of selections: " + ges;

text()
}

function cler(){
for (k = 0; k < wc; k++){check[k]=0}
check[2]=1;sel(2)
text()
}

function showcorrect(a, e){
chosen = correct[(a)]

var posx = 0;
var posy = 0;

  // Get mouse position; IE & FF Compatibility!
  if (e.pageX || e.pageY)
  {
    posx = e.pageX;
    posy = e.pageY;
  }
  else if (e.clientX || e.clientY)
  {
    posx = e.clientX + document.body.scrollLeft
      + document.documentElement.scrollLeft;
    posy = e.clientY + document.body.scrollTop
      + document.documentElement.scrollTop;}

if (posx > 860){posx = 860}

document.getElementById('popup').style.left = parseInt(posx);
document.getElementById('popup').style.top = parseInt(posy);
document.getElementById('popup').style.display = 'block';


document.getElementById('popup').innerHTML="<table border=0 width=321 cellpadding=3 cellspacing=0 background='../images/footer.jpg' style='border: 6px solid #0000FF'><tr><th align=left width=311 style='color:white'><font color=yellow>THE ANSWER</font><br><br>&quot;<span id='toppmsg'></span>&quot; <img border=0 src=../images/bultik.gif width=11 height=11></th><td width=20 align=right valign=top><span onclick='clos()'><img border=0 src=../images/close.gif width=15 height=15></span></td></tr><tr><th align=left colspan=2 style='color: white'><br><font color=yellow>WHY?</font><br><br><span id='bottommsg'></span></th></tr></table>"

len=chosen.indexOf('#')

document.getElementById('toppmsg').innerHTML="<font color=white>" + chosen.substr(0,len) + "</font>";
document.getElementById('bottommsg').innerHTML="<font color=white>" + chosen.substr(len+1, (chosen.length)+1) + "</font>";
}

function clos(){
document.getElementById('popup').innerHTML="";}


// check the text

function look(){
wc=0; score = 0; wrong=0; missed = 0; tc = 0; 
for (i = 0; i < len; i++){
if (mid.substr(i,1)==" " || mid.substr(i,1)=="." || mid.substr(i,1)==","){
	ew=i+1; rep=mid.substr(i,1)
	if (mid.substr(sw,1)=="#"){ans[wc]=1; sw++; tc++} 
      if (mid.substr(sw,1)=="="){ans[wc]=2; sw++;}
	words[wc]=mid.substr(sw, (ew-sw))
	if (check[wc]==1 && ans[wc]==2){words[wc]="<span style='background-color: #FFFF00'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep + "<img border=0 src=../images/bulxw.gif width=25 height=11> "; wrong++}
	if (check[wc]==0 && check[wc-1]==0 && check[wc+1]==0 && ans[wc]==1){words[wc]="<span style='background-color: #FFCCCC'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep + "<img border=0 src=../images/bulxw.gif width=25 height=11> "; missed++}
	if (check[wc]==1 && ans[wc]==1){words[wc]="<span style='background-color: #CCFFCC'>" + mid.substr(sw, ((ew-sw)-1)) + "</span>" + rep + "<img border=0 src=../images/bultickw.gif width=25 height=11> "; score++}

	
	sw=ew
	wc++}
}
nding=1; display(); 
total = score -(wrong + missed)
document.getElementById('btmmsg').innerHTML="<table border=0><tr><td><b>Total Selections:</b></td><td width=50 align=center>" + ges + "</td><td></td></tr><tr><td BGCOLOR=#CCFFCC>Correct selections:</td><td align=center>" + score + "</td><td><font color=#999999>(score: "+ score + ")</font></td></tr><tr><td BGCOLOR=#FFFF00>Wrong selections:</td><td align=center>" + wrong + "</td><td><font color=#999999>(score: "+ wrong*-1 + ")</font></td></tr><tr><td BGCOLOR=#FFCCCC>Missed answers:</td><td align=center>" + missed + "</td><td><font color=#999999>(score: "+ missed*-1 + ")</font></td></tr><tr><td><b>Total Score:<b></td><td align=center>" + total + "</td><td><font color=#999999>(highest possible score: " + tc + ")</font></td></tr></table><br><span class=big>Click on the answers for explanations</span>."

document.getElementById('buttons').innerHTML="<input type='button' value='Next Test' style='background-color: #222299; color: #ffffff;' onClick='nexttest()'>"

}

function nexttest(){
mar=0
ques++; 
if (ques==4){ques=1}
mid=selec[ques]
for (k = 0; k < 150; k++){check[k]=0; ans[k]=0; words[k]=""}
var sw = 0
var ew = 0
nding = 0
len=mid.length
document.getElementById('popup').innerHTML="&nbsp;";
document.getElementById('btmmsg').innerHTML="<span id='btmmsg' class='mid'>&nbsp;</span>";
document.getElementById('buttons').innerHTML="<input type='button' value='Next test' style='background-color: #222299; color: #ffffff;' onClick='nexttest()'><input type='button' value='Clear my answers' style='background-color:#222299; color: #ffffff;' onclick='cler()'><input type='button' value='Check my answers' style='background-color:GREEN; color: #ffffff;' onclick='look()'>";
text()
}