Mr. Green has _____ to Shanghai several

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问题选择题

Mr. Green has _____ to Shanghai several times. [ ]

A. been

B. gone

C. got

D. came

答案

答案：A

翻译题

完成句子。根据中文意思完成句子。（10分）

小题1:He didn’t know how to （处理）the waste.

小题2:I got an“A”in the exam last time，and my father （满意）me.

小题3:由于环境污染，这种虎在该国濒临灭绝。

This kind of tigers has nearly in the country because of environmental pollution.

小题4:我借这本书已经有一个月了。

I the book for a month.

小题5:我们必须立刻执行那个政策来控制污染。

We must the policy to control the pollution at once.

问答题简答题

根据目的任务不同矿体取样的分类？