简答题 We should practise ______(speak) English every day.

简答题 The dog ______(fall) off the stairs and hurt his leg.

简答题 My grandma likes watching the goldfish ______(swim) around in the tank.

简答题 Simon didn't work hard at Chinese, so he ______(fail) in the Chinese exam last time.

简答题 (2020•甘肃武威) Elephants are the ______(large) land animals on Earth.

简答题 How many ______(mouse) are there in the box?

简答题 My cat is very ______(friend).

简答题 Many animals can do______ (wonder) tricks.