—The air is full of smoke and people are coughing.—It will get worse________the government does something about the pollution.
Most of the guests ______to his wedding are his close friends.
--- What makes you so worried? ---- _______.
— Where is my English-Chinese dictionary? I put it on the desk yesterday. — You ___ it in the wrong place. A. must put B should have put C. might put D. might have put
I often think of the hours _______ I stayed with you, _____ has had a great effect on my life.
— Has your mother finished her paper yet? — I don’t know; she _______ it this morning.