成人高考考试

根据网考网考试中心的统计分析，以下试题在2018/1/16日成人高考高起点习题练习中，答错率较高，为：62%
【单选题】Diver try to bring up metals because ________.
they have been in the sea for a long time
gold and jewels are not valuable things
some kinds of metals are worth a lot of money
it is easy to bring up metals
网考网参考答案：C，答错率：62%
试题解析：
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