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《片玉心书》的作者是E.

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在住宅智能化设计中,户内应设置紧急呼叫按钮。()

A. 正确
B. 错误

小儿积滞乳食内积证的用方是E.

The passage is organized by ______.

A. listing and discussing several educational problems
B. contrasting the meaning of two related words
C. narrating a story about excellent teachers
D. giving examples of different kinds of schools

疏散通道上防火卷帘在感温探测器动作后,卷帘下降距地面1.8m,感烟探测器动作后,卷帘下降到底。()

A. 正确
B. 错误

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