第一部分 单项填空（共15小题；每小题1分, 满分15分）
请认真阅读下面各题，从题中所给的A,B,C,D四个选项中，选出最佳选项。
1. When you finish reading the book, you will have ______ better understanding of ______ life
A. a; the B. the; a C. 不填; the D. a; 不填
2. She was just about ready to do her English homework _____ her mum asked her to help prepare for the breakfast.
A. when B. before C. after D. since
3. —Is John coming by train？ —He should, but he ______ not． He likes driving his car．
A．must B．can C．need D．may
4. He has some doubt ______ his application will be approved by the government.
A. if B. whether C. that D. it
5. _______ seems to have been a friction between the British government and the Greek government about the return of the marble statues.
A. There B. Here C. It D. That
