用括号内单词的适当形式完成句子
1、Wehaveknowneachothersincewe____(come)here2、They______(bulid)theHopeschoolfiveyearsago.3、They____(notcome)backyet,butithinktheywillcmebackinanhour.4、Tom_____(make)manyfriengssincehecametoLondon.5、Myloyaldogisdead.It____(die)twodaysago快.