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() 3. I began watching here an hour ago. but now nothing yet

   A. happens   B. will happen

   C. happened   D. has happened

() 2. —Dave,we will leave in 10 minutes.Are you ready?

    —No,I our guide book and towels yet.

   A. don't pack

   B. didn't pack

   C. have packed

   D. haven’t packed

Ⅲ.單頂選擇

() 1. —Will you go and see the movie Net Mother with me?

    一Thank you. But I it already.

   A. saw   B. have seen

   C. see   D. will see

3. 那首熟悉的歌曲把我們帶回了美好的初中 時光。

2. 自那時起，他就決定為成為科學家而努力學習。

4. 她沒去過美國，但是去美國是她的夢想。

V.根據(jù)漢語提示完成句子

1. 聽音樂是一種很好的放松方式。

5. You’d better (clean) your classroom.

4. The ticket to the ship is (due) in two days.

3. Stop (work) ! Let's (go) swimming,shall me?