二、根据中文意思完成句子.
1.他儿子是个好学生,因为他一直都很努力学习.
His son is a good student,because he works very hard—— —— ——.
2.哇,你的裙子真漂亮!让我再看看.
Wow,your dress is so beautiful!Let me—— —— —— ——it again.
3.如果你不看电视,就不能让它开着.
If you don't watch TV,you can't —— it ——.