用括号中的词的适当形式填空
1.We should ______(eat) fruit and vegetables every day.
2.Mr Green________(drink) too much yesterday.
3.There are ________(step) in the swimming pool.
4.It often ________(rain) in summer.
5.Dongdong often (watch) TV at home on Sunday.
6.They (have)an English lesson now.