11. catch a bus 赶公车

10. own v.－owner n.　 listen v.－listener n.　 learn v.－learner n.

9. because of , because

　 because of + 名词/代词/名词性短语

　 because +　从句　如：

　I do it because I like it. 我做这件事是因为我喜欢。

　　 I had to move because of my job. 因为工作的原因我得搬家。

8. try to do sth. 尝试做某事　如：

7. on　关于(学术，科目)

6. if you have any idea== if you know 如果你知道

5. if引导的条件状语从句，主句用一般将来时，

从句用一般现在时代替将来时　如：

　If you don’t hurry up, you’ll be late.如果你不快点，你将会迟到

4.　 当play 指弹奏乐器时，常在乐器前用定冠词　如：

　play the guitar　 play the piano　 play the violin

当play 指进行球类运动时，则不用定冠词　如：

　 play football　 play basketball　 play baseball

3. belong to 属于　如：

　 That English book belongs to me.

2. whose 谁的　疑问词　作定语　后面接名词

如：Whose book is this? This is Lily’s.