1、he is happy.
2、he is listening English.
3、he has a new book.
4、he lives in a country.
5、he can understand you.
6、he must write a letter.
7、he does a lot of work every day.
8、he did a lot of work yesterday.
9、he played football yesterday.
10、he bought a new coat last week.
(开头字母要大写我忘了,你自己注意哈……)