1.what‘s over there?let’s go and （have）a look.
( 与GO 一致）
2.it's cold outside.you'd better （stay）at home.
（ HAD BETTER + 动词原形）
3.the tain （left）five minutes ago.
（ 一般过去时）
4.the little boy wants （to have）a toy car .
（ WANT TO DO STH 想做某事）
5.henry will return in two （days‘）time.
（ 复数名词的所有格）