1、This was the pigs house.There was a big mouse.This is the cats house.There isnt a big mouse.different(不同的不同的)two years ago 两年前两年前now现在现在was 是是is 是是 isnt 不是不是This was the pigs house.There was a big mouse.This is the cats house.There isnt a big mouse.Does London look different now?diffrent不同的不同的Does L
2、ondon look different now?There werent 没有没有benchesThere werent 没有没有There was 有有clockbirdsThere here before.There now.wasntis There here before.There now.wasntis There here before.There now.werentarebeforenowThere wasThere wasntThere isThere isntThere werentThere wereThere areThere arent有有没有没有一个一个有有没有
3、没有两个两个及以上及以上1._ any benches here before.2._ only a house before.(有）4._ one now.(有）3._ a clock here before.(没有）5._ many sweets now.(有）6._ many fruits before.(没有）7._ childrens paintings on the walls now.(有）8._ lots of games now.(没有）用用there be there be 的适当形式填空。的适当形式填空。There werentThere wasThere wasntTh
4、ere isThere areThere werentThere areThere arentThere werent any benches here before.There was only a house.beforenowWhat is different?There wasnt a clock here before.There is one now.NowThere are birds,too.Amy:There werent any benches here before.Sam:There was a house.Sam:There wasnt a clock here before.Lingling:There is one now.for 达，计达，计different 不同的不同的bench 长凳长凳then 那么，就那么，就
