题目内容

We went to a cinema last week.

A. Right.
B. Wrong.
C. Doesn't say.

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三羧酸循环酶系的每个酶都是线粒体基质的可溶性酶。()

A. 正确
B. 错误

______ has cleaner air.

A. Nowhere
B. The city
C. The countryside

【B9】

A. got
B. passed
C. made

People don't feel the earth's movement because the earth is very large.

A. True
B. False