16. 这音乐是如此的美妙，以至于学生们无法停止舞蹈。

　 The music _______________________ the students _____________________________.

15. 汤姆昨天完成作业后才睡觉。

　　 Tom _____________________________________ he finished his homework yesterday.

14. 他每天花半小时读报。

　 ___________________________________________ read newspapers every day.

根据中文意思完成句子。

12. 放学后咱们一块走吧。

　 ____________________________ together after school.

我一到北京就给你打电话。

I’ll call you _____________________ I arrive in Beijing.

根据短文或对话内容，用方框中所给词的适当形式填空。　

　 Today’s schools are very good 5._________ to learn. They have many things to 6._________ teachers and students. For example, students have books. They 7._________ them at school or take them home. There are big blackboards at school. Teachers write on them. The students also have pencils and paper. They even have computers. Today students really have everything to make 8. _________ easy.

　 Two hundred years ago, schools were 9. _______. Many schools didn’t have 10. __________ then. There were not many books. Books were really expensive. Students have some paper. But not much. And it wasn’t 11. __________! And no one had a pencil. There were no pencils then.