As a matter of fact, this group of scien

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问题选择题

As a matter of fact, this group of scientists many difficulties to complete the project. [ ]

A. went through

B. got through

C. went up

D. got in

答案

答案：A

问答题简答题

分隔性空间组合中内廊式、外廊式的优、缺点分别是什么？

填空题

根据句意及所给提示，补全单词或用单词、固定短语、固定搭配的正确形式填空。

1. We stood on the playground and watched the national f______ going up.

2. Don't forget to______ (关) the lights when you leave.

3. Which is ______ (heavy), your bag or her bag?

4. He has ______ (长大). He can help with some housework.

5. Tom came in ______ (twelve) in the long jump.