1 . 我们十分感激你不遗余力地保护上海方言不至绝迹。(appreciate)（汉译英）

2 . 虽然有很多顾客投诉他态度不好，但他却感激他们帮助了他。(appreciate) (汉译英)

3 . 一般来说，掌握好英语对你成为一个合格的英语老师有帮助。(command)（汉译英）

4 . 学习是一个不断适应环境的过程。(adapt)（汉译英）

5 . Directions: Translate the following sentences into English, using the words given in the brackets.
1. 应该立即采取行动确保这些珍稀动物能生存下来。(ensure)
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2. 如果没人愿意伸出援手，他可能最终会在监狱度过余生。(end up)
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3. 尽管她被证明是无辜的，但仍未获准离开那个偏远的村庄。(prove)
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4. 任何能将课堂所学知识运用到实践中去的学生都会得到老师和同学们的认可。(apply)
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6 . Directions: Translate the following sentences into English, using the words given in the brackets.
1. 这次会议旨在推动两国之间的合作。(promote)
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2. 玛丽将负责通过游戏激发学生用英语交流。(responsible)
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3. 自从那起火车事故发生以来，政府已经采取了一系列的措施来增强司机的安全意识。(series)
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4. 科学家们能否成功应对全球变暖，人们还得拭目以待。(remain)
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7 . In the past decade, geologists have come closer than ever to         the age of the earth.

A．calculate

B．calculating

C．be calculating

D．have calculated

8 . He insisted on           Dr. Turner instead of Mr. Turner.

A．his being called

B．him to be called

C．his calling

D．him to call

9 . --- What caused the party to be put off?   --- ______ the invitations.

A．Tom delayed sending	B．Tom’s delaying sending
C．Tom delaying to send	D．Tom delayed to send

10 . ______abroad for a tour can be a worthwhile experience to a senior high student.

A．Taking	B．Taken
C．Being taken	D．Having been taken