_____, Carolina couldn’t get the door open.
| A．Try as she might | B．As she might try | C．She might as try | D．Might she as try |
Look out! Don’t get too close to the house____ roof is under repair.
| A．whose | B．which | C．of which | D．that |
Schools in the east tend to be better equipped, ____ those in the west are relatively poor.
| A．As | B．While | C．When | D．But |
The teacher and writer, as well as many guests ____ invited to the party held yesterday.
| A．is | B．were | C．are | D．was |
His jewelry shop is said ____ and he can’t help but____ the fact.
| A．robbing; to accept | B．to rob; accepts |
| C．to have robbed; accept | D．to have been robbed; accept |
The reason ____ he explained to us was ____he overslept.
| A．why; that | B．why; because | C．that; because | D．which; that |