—Jack, you seem in high spirits.
—__________ We won the match 4-0.
| A．Guess what? | B．So what? |
| C．No wonder. | D．No doubt. |
Only by shouting at the top of his voice _______．
| A．was he able to make himself hear |
| B．he was able to make himself hear |
| C．was he able to make himself heard |
| D．he was able to make himself heard |
The old lady had expected to see all her relatives when she was ill in hospital, but none came to see her ______ many of her neighbors offered their help．
| A．when | B．as | C．because | D．while |
It’s important for us to employ a word or a phrase according to the ______ in language studies．
| A．situation | B．expression | C．condition | D．translation |
----- As we know, you won’t go back to the USA since you have established a research center here．But how long _____ in America?
----- For almost 10 years．
| A．did you study | B．have you studied |
| C．were you studying | D．have you been studying |
----- It appears that your relationship with Mike is not normal, doesn’t it?
----- I thought of him as a trustworthy friend _____, to my shock, he gave me away to the boss．
| A．unless | B．since | C．for | D．until |