Gun control is a subject Americans have argued for a long time .
A. of which B. with which C. about which D. into which
It is generally said that man’s desire is hard _______.
A. to satisfy B. to be satisfied C. to met D. to being satisfied
Every evening after dinner, if not from work, I will spend some time walking my dog.
A. being tired B. tiring C. tired D. to be tired
Doctors recommend that all children ________ vaccinated against measles(����).
A. should B. could be C. are D. be
Practising Chinese kung fu can not only one’s strength, but also develop one’s character.
A. bring up B. take up C. build up D. pull up
The government claims that the economy is improving, but this survey suggests ________.
A. moreover B. therefore C. otherwise D. meanwhile
