[单选题]Which of the following can we infer from the passage?

正确答案 ：C

The supermarket might just play a trick so customers should be more cautious.

解析：解析：本题也是一个推理题，由本实例说明商场会玩一些小把戏促销，所以消费者应该对此多加小心不上当。其他的选项说法没有足够的理由在任何情况下都成立。

[单选题]Michael: The Johnsons are moving next week. We are going to have a going-away party for them Saturday. Tracy: I didn't realize they were moving so soon. ______ Michael: Yes, but we'll have one last chance to get together. We're planning a barbecue.

正确答案 ：C

They are really going to be missed.

解析：解析：从Michael的对话but we'll have one last chance…可以推测上面Tracy的话里有遗憾的意思，因为前者话有转折，表示遗憾的事还有些弥补机会。故此选择C．They are really going to be missed．

[单选题]What matters ______ not winning but participating.

正确答案 ：D

is

解析：解析：此句很可能考句子主语，又因出现动词matter，因此，主语极可能为一主语从句。如主语为名词性从句，谓语动词一般用单数。

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