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【单选题】
剩菜剩饭可以用保鲜膜包起来短时间储存,保鲜膜的作用是( )A.
隔绝空气，避免空气中的细菌进入食物
B.
阻挡住灰尘
C.
隔绝空气，把食物中的细菌闷死
D.
释放出化学物质杀死细菌
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举一反三
【单选题】Which of the following conflicts is NOT implied as the theme of this short story?
A.
The conflict between friendship and war reality.
B.
The conflict between sense of guilt and sense of duty.
C.
The conflict between common sense and war logic.
D.
The conflict between forgiveness and hatred.
【单选题】The central theme of the short story “The Sisters” is _______.
A.
revolution
B.
paralysis and death
C.
death
【简答题】The theme of a piece of science fiction is presented by the ______ of the other elements of the fiction.
【简答题】混合气过稀有哪些故障现象?
【单选题】Which of the following conflicts is NOT implied as the theme of the short story?
A.
The conflict between friendship and war reality.
B.
The conflict between forgiveness and hatred.
C.
The conflict between common sense and war logic.
D.
The conflict between sense of guilt and sense of duty.
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