I have not found my book yet. I'm not sure ______ I could have done with it.
A: why
B: where
C: whether
D: what
A: why
B: where
C: whether
D: what
举一反三
- I have not found my book yet in fact, I am not sure ________I could have done with it. A: whether B: why C: what D: when
- I have not found my stowage plan yet; in fact，I am not sure（）I could have done with it. A: whether B: what C: why D: whe
- I have not found my book yet; in fact, I am sure _____ I could have done with it.
- I have changed my profile picture (学习通头像) to be my English name and the last 3 digits of my student number. A: Yes, I have done it. B: Not yet, but I plan to. C: No.
- I ______ pay Tom a visit, but I'm not sure whether I will have time this Sunday. A: should B: might C: would D: could