Sometimes they may play to passers-by in the street or subway so that they can earn some______ money for themselves or to pay for their instruments.
A. certain B. extra C. various D. unusual
The band about 1970, but happily they reunited in the mid1980s.
A. broke up B. broke down C. broke out D. broke in
As a result these endangered animals may even .
A. die away B. die down C. die out D. die off
I’m protecting myself mosquitoes.
A. from B. in C. on D. at
What must be done if wildlife protection is ?
A. success B. succeed C. successful D. to succeed
----____ I take the book out?
---- I’m afraid not.
A. Will B. Must C. May D. Need
