His silence at the meeting suggested that he _________ with you.
We all know laws to discourage the use of plastic bags _______ in many parts of the world.
Everybody had a (an) ___________ that she was a good match for the young man.
— There are so many current styles, which one should I choose? — ________.
________ reducing pullution, man should pay more attention to conserving energy.
I was too busy at that time, ________ I would have given you a hand.