This was the pig’s house.There was a big mouse.This is the cat’s house.There isn’t a big mouse.different ( 不同的 )two years ago 两年前now现在was 是is 是 isn’t 不是This was the pig’s house.There was a big mouse.This is the cat’s house.There isn’t a big mouse.Does London look different now?di ffrent不同的Does London look different now?There weren’t …没有…bench esThere weren’t …没有…There was …有…clockbirdsThere here before.There now.wasn’tis There here before.There now.wasn’tis There here before.There now.weren’tarebeforenowThere was…There wasn’t…There is…There isn’t…There weren’t…There were…There are…There aren’t…有没有一个有没有两个及以上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.__________ children’s paintings on the walls now. ( 有）8._____________ lots of games now. ( 没有）用 there be 的适当形式填空。There weren’tThere wasThere wasn’tThere isThere areThere weren’tThere areThere aren’tThere weren’t any benches here before.There was only a house.beforenowWhat is different?There wasn’t a clock here before.There is one now.NowThere are birds ,too.Amy: There weren’t any benches here before.Sam: There was a house. Sam: There wasn’t a clock here before.Lingling: There is one now.for 达，计different 不同的bench 长凳then 那么，就
