问答题

对不起，让你们久等了。

【参考答案】

I’m sorry to have kept you waiting so long.
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单项选择题
From the passage, we can conclude that ______.
A．conservation technology is a necessity
B．nuclear power is the energy source of the future
C．problems of energy conservation are not worldwide
D．all the industrial and domestic wastes can be reused and recycled
单项选择题
A．assureB．cheatC．persuadingD．puzzle
A．assure
B．cheat
C．persuading
D．puzzle
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