— No wonder you caught a cold. You _____ out last night without a coat.
— I know how silly I was.
| A．shouldn’t have gone | B．mustn’t have gone |
| C．couldn’t have gone | D．mightn’t have gone |
．Interestingly in some parts of the world, women are expected to earn money _____ men work at home and raise their children．
| A．but | B．though | C．because | D．while |
Leaders of many countries have been trying to _____ what it is that makes China develop so fast in recent years．
| A．carry out | B．figure out | C．watch out | D．make out |
I’m not sure whether I will have anything else to do this evening．_____, I will try every possible means to come to your birthday party．
| A．Even though | B．If so | C．Anyhow | D．Instead |
My toothache is killing me．I _____ it _____ away．But now it’s getting worse and worse．
| A．think; is going | B．thought; was going |
| C．have thought; is going | D．had thought; had gone |
---The exam starts at 9:00 tomorrow morning．
---___________ I fail to arrive there on time?
| A．What if | B．As if | C．Only if | D．Even if |