—You seem to show interest in cooking.—What?_________, I’m getting tired of it.
I can’t imagine_____ that with such a famous author.
---You were brave enough to raise objections at the meeting. ---Well, now I regret ____ that. A. to do b. to be doing C. to have done D. having done
Unless ___ to speak,you should remain silent at the conference.
The building ________ will be used as our new library.
The medicine has a strong side ________ on our health though it works well.