7. A chance
B need
C hope
D sign
8. A welcome
B outbreak
C success
D injury
9. A spent
B made
C took
D traveled
10. A why
B how
C when
D whether
11. A passed
B kept
C rolled
D swept
12. A at
B up
C on
D of
13. A no
B much
C any
D a
14. A person
B matter
C thing
D illness
15. A Asked
B Tested
C Troubled
D Doubted
参考答案:ACCDB BDBAD ACADA