第二部分：英语知识运用（共两节，满分45分）
第一节：单项填空（共15小题；每小题1分，满分15分）
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
21.The bird ______ its wings and flew to the south.
A. beat B. hit C. strike D. Struck
You are hurting me very greatly. I still may not forgive you,____you apologize.
| A．even though | B．so that | C．in case | D．in order that |
I can ____ the house being at sixes and sevens, but I hate it if it's not clean.
| A．keep away from | B．get rid of | C．make up for | D．put up with |
There were some different opinoins at the meeting but it was a great success______.
| A．in a word | B．in all | C．on the whole | D．or rather |
We discussed the high rate of single parent family, and wondered how to explain this ______.
| A．condition | B．state | C．situation | D．phenomenon |
I still remember how many years _____ was that I quarrelled with her for the first time.
| A．when | B．this | C．that | D．it |