I．从下列A、B、C、D中选择一个正确选项填空。

1. I don't know _________ he will come tomorrow. _________ he comes, I'll tell you．

A. if; Whether     B. whether; Whether       C. if; That     D. if; If

2. I don't know _________ the day after tomorrow.

A. when does he come       B. how will he come

C. if he comes        D. whether he'll come

3. Could you tell me _________ the nearest hospital is?

A. what       B. how       C. whether      D. where

4. Could you tell me _________ the radio without any help?

A. how did he mend    B. what did he mend

C. how he mended      D. what he mended

5. I want to know _________.

A. whom is she looking after        B. whom she is looking

C. whom is she looking                D. whom she is looking after

6. Do you know where _________ now?

A. he lives     B. does he live      C. he lived      D. did he live