4. He wanted to know _____________________(该借哪本书).

3. Can you tell me __________________ (什么时候出发)?

2. I forgot ______________________ (该怎样做这件事)。

1. I’m thinking about ___________________ (该说些什么)。

6. I ____ there many times .

　A. have been to　 B. have gone to　 C. have been　 D. have gone

5. Where _________ you _________ these days >

4. Jim isn’t here . He ______________ the reading room .

3. Where is Lily ? ________ she ________ the library ?

2. I _______ the Great Wall many times .

1. ________ you ever ____________ Hong Kong ?