After Mr. Brown _______ smoking, he didn’t cough any longer.
A. cut up B. turned up
C. took up D. gave up
A cellphone _____ a camera by most young people in China.
A. is used by B. used for
C. is used as D. is used to
Although we have learned English for 3 years, we still have trouble _____ the new words.
A. learn B. to learn
C. learning D. of learning
—I want to be a doctor.
—Doctors _____ greatly in every part of the world, I think.
A. need B. are needed
C. are needing D. will need
Mike will go abroad tomorrow. I am going to _____ at the airport.
A. sent him off B. saw him off
C. see off D. see him off
_____ you do, I will be on your side.
A. Whenever B. Whatever
C. However D. Wherever