A teacher should always be thoughtful _______ what's best for his pupils.
（A）in
（B）by
（C）of
（D）at
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更多大学英语选择题200道试题
- 1___________ the effects of inflation, the government has announced some new policies.
- 2A dancer has to practice hundreds of times to achieve ___________ in performance.
- 3The starter ( 赛跑发令员 ) gave the ________ for the race to begin.
- 4Having lost his job and his family, Jerry felt himself __________ by anger and sadness.
- 5_________ that they may eventually reduce the amount of labor needed on construction sites by 90 percent.
