2 . 选词填空

where， that， why， whether， what， as if， who， because， when， if

1. I’m wondering________ you are always late for class.
2. I’m not sure_________ he will lend me a hand.
3. The trouble is__________ I am anxious to telephone Mr. Smith but I lost his number.
4. Can you tell me___________ he lives?
5. It sounds__________ someone is knocking at the door.
6. Do you know __________ will hold the meeting?
7. I think it is __________   you are doing too much.
8. Could you tell me _________ he will come or not?
9. The Chinese people are proud of___________ they have achieved in the past ten years.
10. Do you remember_________ he came here?