（ ）2. We ______ Xiao Li since she was a little girl.

A. know B. had known C. have known D. knew

（ ）3. ____you______ the text yet? Yes, we ________it two hours ago.

A. Did; copy; did B. Have; copied; have

C. Have; copied; did D. Did; have

（ ）4. I _____ my grandpa last Sunday.

A. have visited B. visited C. was visiting D. has visited

（ ）5. I ______ today's homework already. What about you?

A. have finished B. finish C. to finish D. finishing

( ) 6.His parents look sad. Maybe they ______what's happened to him

A. knew B. have know C. know D. will know

Step2.leading-in

人一定要旅行，一个人的见识很重要，你见得多了，自然心胸就会豁达，视野宽广，会影响到你对很多事情的看法，旅行让人见多识广，它会让你更有信心，不会在物质世界里迷失方向。

In unit 9 we will talk about where you have ever been.

Step3.Preview 预习检测

1.太空博物馆_______________________2.水上公园_________________________

3.游乐场____________________________4.乘地铁__________________________

5.你去过科学博物馆吗？_______________________________________________ 是的，去过____________________________不，没去过______________________

6.我也是（我也去过）_____________________我也没去过___________________

7.我去过艺术博物馆很多次_____________________________________________

8.我从没去过那儿_____________________________________________________

Step4.drills

1. show the Ss the picture of the Great Wall and Sanya. And make conversations with them like this: