第一部分基础知识运用（共两节，满分40分）
第一节：单项选择（共20 小题；每小题一分，满分20分）
从下列各题的A、B、C三个选项中，选出能填入题中空白处的最佳选项，并涂在答题卡上的相应位置。
1.—How do you improve your listening skill, Mary?
—I often do it _________ tapes and English radios.
A. by hearing B. by listening to C. to listen
2. I had a little trouble English grammar.
A. learn B.learning C. to learn
To ______ surprise, I got an A in my English test.
A. I B. Me C. my
