一、单选题（共 20 道试题，共 100 分。）V
1. ____has passed the test will get a prize
A. Whoever
B. No mater who
C. Whomever
D. Who
满分：5 分
2. It is widely ______that smoking can cause cancer.
A. believed
B. think
C. say
D. hoped
满分：5 分
3. The manager came over and asked the customer how____
A. did the quarrel came about
B. the quarrel had come about
C. had the quarrel come about
D. had the quarrel come about
满分：5 分
4. ___ moved us most was___ he looked after the old man for more than twenty years.
A. That/ that
B. What/ that
C. What/what
D. That/what
满分：5 分
5. It worried her a bit ____her hair was turning gray.
A. while
B. if
C. that
D. for