I warned him not to cheat in the final exam, he did, and was caught by the schoolmaster（）
A. However
B. Although
C. As though
Despite
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If urban noise levels from increasing, people shout to be heard even at dinner（）
A. are not kept; will have to
B. are not kept; have to
C. do not keep; will have to
D. do not keep; have to
The missing boy was last seen in the playground（）
A. play
B. to have played
C. played
D. playing
Russian, Jack has to study a second foreign language（）
A. Except
B. However
C. In addition to
D. Moreover
Before she went abroad she spent as much time as she could English（）
A. practice to speak
B. practicing speaking
C. practice speaking
D. to practice speaking
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