function start() {
  document.past2.buy.focus();
}

function validate() { 
   
  if (document.past2.buy.value !="bought") {
      alert("try again for buy");
      document.past2.buy.focus();
      document.past2.buy.select();
      return false;
  }
  if (document.past2.have.value !="had") {
      alert("try again for have");
      document.past2.have.focus();
      document.past2.have.select();
      return false;
  }
  if (document.past2.pay.value !="paid") {
      alert("try again for pay");
      document.past2.pay.focus();
      document.past2.pay.select();
      return false;
}
  if (document.past2.think.value !="thought") {
     alert("try again for think");
     document.past2.think.focus();
     document.past2.think.select();
     return false;
} 
 
 if (document.past2.come.value !="came") {
     alert("try again for come");
     document.past2.come.focus();
     document.past2.come.select();
     return false;
}
 if (document.past2.read.value !="read") {
     alert("try again for read");
     document.past2.read.focus();
     document.past2.read.select();
     return false;

}
  if (document.past2.get.value !="got") {
     alert("try again for get");
     document.past2.get.focus();
     document.past2.get.select();
     return false;
}
  if (document.past2.drink.value !="drank") {
     alert("try again for drink");
     document.past2.drink.focus();
     document.past2.drink.select();
     return false;
}
  if (document.past2.take.value !="took") {
     alert("try again for take");
     document.past2.take.focus();
     document.past2.take.select();
     return false;
}
  if (document.past2.Break.value !="broke") {
     alert("try again for break");
     document.past2.Break.focus();
     document.past2.Break.select();
     return false;
}
  if (document.past2.make.value !="made") {
     alert("try again for make");
     document.past2.make.focus();
     document.past2.make.select();
     return false;
}
  if (document.past2.begin.value !="began") {
     alert("try again for begin");
     document.past2.begin.focus();
     document.past2.begin.select();
     return false;
}
  if (document.past2.eat.value !="ate") {
     alert("try again for eat");
     document.past2.eat.focus();
     document.past2.eat.select();
     return false;
}
  if (document.past2.fly.value !="flew") {
     alert("try again for fly");
     document.past2.fly.focus();
     document.past2.fly.select();
     return false;
}

  if (document.past2.run.value !="ran") {
     alert("try again for run");
     document.past2.run.focus();
     document.past2.run.select();
     return false;
}

if (document.past2.ride.value !="rode") {
     alert("try again for ride");
     document.past2.ride.focus();
     document.past2.ride.select();
     return false;
}

if (document.past2.sing.value !="sang") {
     alert("try again for sing");
     document.past2.sing.focus();
     document.past2.sing.select();
     return false;
}

if (document.past2.drive.value !="drove") {
     alert("try again for drive");
     document.past2.drive.focus();
     document.past2.drive.select();
     return false;
}
if (document.past2.swim.value !="swam") {
     alert("try again for swim");
     document.past2.swim.focus();
     document.past2.swim.select();
     return false;
}

if (document.past2.fight.value !="fought") {
     alert("try again for fight");
     document.past2.fight.focus();
     document.past2.fight.select();
     return false;
}

if (document.past2.cut.value !="cut") {
     alert("try again for cut");
     document.past2.cut.focus();
     document.past2.cut.select();
     return false;
}

if (document.past2.ring.value !="rang") {
     alert("try again for ring");
     document.past2.ring.focus();
     document.past2.ring.select();
     return false;
}

if (document.past2.forget.value !="forgot") {
     alert("try again for forget");
     document.past2.forget.focus();
     document.past2.forget.select();
     return false;
}

if (document.past2.give.value !="gave") {
     alert("try again for give");
     document.past2.givet.focus();
     document.past2.give.select();
     return false;
}
  alert("Good work. All your answers are correct.");
  return true;
}
  
function answers() {
    NewWin=window.open('answers2.html','NewWin',
   'toolbar=no,status=no,width=200,height=400');
}