Only__Chinese doesn't mean _____ the language.
A. learning about; learn
B. learning about; learning
C. to learn about; to learn
D. learn about; learn
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_____ a hot bath every day is good for our health.
A. Take
B. Taken
C. Took
D. Taking
It is no use____ a child to do what he is unwilling to do.
A. asked
B. to ask
C. asking
D. ask
There is no doubt that_____ the environment is imperative.
A. protecting
B. be protected
C. protect
D. to protect
____ a great contribution to his country, Tom was awarded a medal of honor bythe government.
A. Have made
B. Made
C. Having made
D. Making
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