“Where is Johnson?” “I don’t know. I wish I ______ him at once.”
举一反三
- “Where is Johnson?”“I don’t know. I wish I ______ him at once.” A: can find B: should find C: could find D: could have found
- I wish I the secret, but I don’t know.
- Don't you know him?____________ A: Yes, I do. B: Yes, I don't. C: No, I do. D: Yes, I don't know.
- I don’t know where is he.
- I don't know ______ way I should take. (which, where)