请根据汉语或首字母提示, 或所给词的适当形式填空。 1. Her face b

请根据汉语或首字母提示, 或所给词的适当形式填空。

1. Her face b (表露出) her nervousness.

2. The match was cancelled because most of the members (反对) to having a match without a standard court.

3. I suppose it never (想到) to me to phone the police.

4. He isn’t Chinese, but he is (流利) in Chinese.

5. It was (care) of you to leave the door unlocked.

答案

V1. betrayed 2. objected 3. occurred 4. fluent 5. careless

利用如图装置探究空气组成成分和探究质量守恒定律的科学家是（） A．门捷列夫 B．拉瓦锡 C．居里夫人 D．诺贝尔

______ some teenagers don’t realize is _______ difficult life can be after they get addicted to drugs． A．What, how B．That, how C．What, what a

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如下图装置（I）为一种可充电电池的示意图，其中的离子交换膜只允许K+通过，该电池电的化学方程式为：（II）为电解池的示意图。当闭合开关K时

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There have been several new events_____ to the 2016Rio de Janeiro Olympic Games．（） A．added B．to add C．adding D．having been added