. If only you _______ there with me yesterday !
_______about wild plants that they decided to make a trip to Madagascar for further research.
If there were no examinations, we should have ___ at school.
Stop making so much noise __________ the neighbor will start complaining.
The students ___ busily when Miss Brown went to get a book she ___ in the office.
—You’re going to have a rise this month, aren’t you? —Yes, only $ 100. — Well, _______.