根据图片选择相应的单词A. lion B. monkey C. elephan_爱下问搜题

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问题选择题

根据图片选择相应的单词

A. lion B. monkey C. elephant D. panda E. bird

答案

1. B 2. C 3. A 4. D 5. E

选择题

--- How do you study ______ a test?

--- I study ______ working with a group.

A．for, by

B．by, in

C．for, from

D．by, for

填空题

向管道内注氮时，进入管道的氮气温度不宜低于（）℃。