【单选题】
关于暖箱的注意事项，以下提法哪项是错误的___
A. 使用暖箱应随时观察使用的效果，如有报警，及时查找原因
B. 冬季暖箱应放置在取暖设备附近，有利于保暖
C. 暖箱不宜放置在阳光直射部位
D. 严禁骤然提高暖箱温度
E. 要掌握暖箱性能，保证绝对安全使用
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答案
B
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( )30 Why did the father not ask his son not to do this and do that？
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【单选题】
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A. A
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【单选题】
( ) 32. What may be the proper Chinese for the underlined part in the passage？
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A. A
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