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【单选题】
听觉信号重复鸣示时，须间隔（）s以上。A.
3
B.
5
C.
10
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反馈参考答案：
举一反三
【简答题】Sadly, the hot weather all the food that they brought
along with them (spoil).
【简答题】用所给单词的适当形式填空。 1. The flood _____(wash) him away. His mother _____(cry) sadly. 2. The weather report says it _____(rain) tomorrow. 3. It's _____(snow). Please close the window. 4. —What _____ you _____...
【简答题】自控实训5.pdf
【简答题】自控实训7.pdf
【单选题】Sadly, the hot weather _________ all the food that they brought along with them.
A.
spoiled
B.
spoil
C.
spoiling
D.
had spoiled
【简答题】Sadly, the hot weather all the food that they brought along with them.
【简答题】自控实训8.pdf
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