All of __ sudden , I saw __ UFO with _____ alien in it flying in front of my house.
A. the ; the ; a B a ; the ; a C. a ; an ; an D. a ; a ; an
_____, I think, and the problem can be settled.
| A．If you double your efforts | B．If you make greater efforts |
| C．If you spare no efforts | D．Some more efforts |
Just because Tom has made some mistakes, _____you follow that he is a bad boy?
| A．must | B．can | C．should | D．would |
He ______ chess well. But since he graduated from university, he almost has had no time to touch it.
| A．played | B．plays | C．has played | D．had played |
—I’m going to Paris this weekend.
—What a(n)________! So am I.
| A．convenience | B．consequence | C．circumstance | D．coincidence |
—Excuse me, can you tell me how I can get to the nearest market, please?
—Mm, let me think. Oh, yes! It’s past ______post office , next to ______bank.
| A．a; a | B．a; the | C．the; a | D．the; the |