What does the em dash mean in "It was a revival of the most potent image in modern democracy—the revolutionary idea."?
A. 解释说明
B. 思考中断
C. 从...到...
D. 意思转折
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Darkness, thunder, a sudden scream—nothing alarmed the child.
A. 解释说明
B. 犹豫迟疑
C. 代替冒号
D. 概括所列举项
What is not the reason that we buy from the supermarket?
A. Vegetables are good for you.
B. Fresh rolls smell so good.
C. Green and yellow peppers look so delicious.
D. The package of biscuits are not attractive.
What is nota big deal?
A. Coffee
B. Milk
C. Bag
D. Eggs
What are sorted, washed and pre-packed?
A. Green and yellow peppers.
B. Eggs.
C. Pork.
D. Fish.
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