I have _____ brothers. The _____ one is_爱下问搜题

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问题选择题

I have _____ brothers. The _____ one is a teacher.

A. two; second
B. second; second
C. two; two
D. second; two

答案

答案：A

选择题

I have many friends, _____ some are businessmen.

A. of them
B. from which
C. who of
D. of whom

单项选择题

乙炔与氧气混合燃烧时产生的火焰温度为（）。

A.3100-3300℃

B.3500-3800℃

C.2000-2350℃

D.2500-2800℃