【例1】The scientists are trying to find out the facts to _______ their theory.

　　A. support B. carry C. design D. raise

　　【答案】A【句意】科学家们试图找出支持其理论的事实。

　　support支持、支撑;carry拿、携带;design设计;raise提高。

　　【例2】I can ____you that the animals are well cared for in our zoo, so you needn't worry about them.

　　A. suppose B. assume C. assure D. grant

　　【答案】C【句意】请相信动物在我们的动物园能够得到很好地照顾，你不必担心。

　　suppose猜想，认为;assume假设，猜想;assure使相信;使确信;grant准许;答应给予。只有C符合题意，assure sb that从句“使某人确信…”。

　　【例3】 Unfortunately, the package I was expecting was _____ to the wrong address.

　　A. written B. given C. packed D. delivered

　　【答案】D【句意】很倒霉，我期待的包裹给送到了错误的地址。

　　written被写;given被给予;packed被包裹起来;delivered被送往，只有D答案符合题意。

　　【例4】A lot of people mistake John for Bill because they _____ each other in appearance too much!

　　A. weave B. utilize C. reveal D. resemble

　　【答案】D【句意】很多人把约翰和比尔认错，他们俩外表看起来太像了。weave编，织，织成;utilize利用，使用;reveal显示;露出;resemble看起来像。

　　【例5】Climate change will greatly _______ wheat and rice production if nations don’t take steps now.

　　A. fall B. leak C. lack D. reduce

　　【答案】D【句意】如果国家现在不采取措施的话，天气变化会使小麦和水稻大量减产。