Scientists say that banana trees may disappear(消失)from the world _____banana cancer.
A. because of
B. instead of
C. as for
D. together with
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—How far is it from Tianjin to Changsha? —It is a ___ flight from Tianjin to Changsha.
A. 2hourlong
B. 2hourslong
C. 2 hours' long
D. 2 hour long
—What's wrong with you? _____.
A. I'm a doctor
B. I have a new watch
C. I have a headache
D. I work in a hospital
—Hi，John. ___ ？ —It's Lucy，my dog. Her leg is hurt.
A. How are you
B. What's the matter
C. Who's that
D. What's Lucy like
Mr. Li is always patient to give me __ on how to work out the problem.
A. an advice
B. many advices
C. some advice
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