1 . It will not be long ____man can use the solar energy and make it serve mankind.
| A．since | B．before | C．when | D．after |
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2 . He was born in ____ is now known as Kaifeng.
| A．what | B．that | C．where | D．which |
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3 . The days are gone ______ physical strength was all ______ you needed to make a living.
| A．where; what | B．when; that | C．when; which | D．where; that |
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4 . 在过去两年来, 我们看到了大量的湿地被人类活动破坏。
In the past two years, we________________ large areas of wetlands________ by human activity.
In the past two years, we
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5 . 虽然面对很多挑战，在同学们的帮助下我在英语上取得了迅速的进步。
Though________ with many challenges, I made rapid progress with English learning________________ my classmates.
Though
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6 . 只有我们做出共同的努力, 我们才能创造一个更和谐的世界。
Only if________________________________________ .
Only if
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7 . 无论何时有人需要帮助，他总是伸出援手，这是他的典型作风。(it is typical of sb to do sth)(汉译英)
_____________________________________________________________
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8 . 如果可能的话，我们将参加一些社会活动，以便于我们更多地了解这个社会。(if状语从句的省略)(汉译英)
_____________________________________________________________
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9 . Through his fascination with ______ people were wearing, he opened the doors of fashion to everyone. (用适当的词填空)
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10 . ______ objects ranging from small pocket watches to clocks over one metre in height, each of these requires its own unique method of restoration. (用适当的词填空)
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