第一部分：英语知识运用（共两节，满分50分）
第一节：单项填空（共20小题；每小题1分，满分20分）
1. ——I' m afraid that I can’t finish the task as soon as planned.
—— .
A. Don't be afraid B. Don't mention it C. I suppose so D. Take your time
2. In 1778，Banks was elected president of the Royal Society, position he held for 42 years.
A. the; the B.／；a C. a; a D／；the
