[单选题]Science is still ______ of the causes of many kinds of cancer.

正确答案 ：A

ignorant

解析：解析：ignorant可以指“无学识的，愚昧的”，还指“不知道的”；unconscious意为“失去知觉的，不省人事的；无意识的”；conscious意为“有知觉的，意识到的”；informed意为“获悉，告知”。

[单选题]All the people who went to the new supermarket had one great hope: to be the lucky customer who did not have to pay for his shopping. For this was what the notice just inside the entrance promised. It said, "Remember, once a week, one of our customers gets free goods. This may be your lucky day!"

正确答案 ：E

be lucky customers

解析：解析：一般而言，第一道题的依据句可以从文章的开始部分寻找。本题的依据句为文章的第一句话“All the people who went to the new supermarket had one great hope：to be the lucky customer who did not have to pay for his shopping.”B选项答案非常明确；其他选项在本句中没有涉及，属于无关信息。

[单选题]Joe: We haven't got together for a long time. How about lunch next week? Nancy: I'm pretty tied up all next week. How about we plan on two weeks from today? ______. Joe: OK. Wednesday in two weeks.

正确答案 ：B

I can make it on that Wednesday

解析：解析：make it表示“能够做到，行”，符合对话语境，其他词语义不恰当。

[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]When the manager told her that she was the lucky customer, Mrs. White would be ______.

正确答案 ：C

rather sad

解析：解析：本题为一道推理题。由于仅仅是她忘买的茶是免费的，其价值不值一提，所以她应该感到失望。

[单选题]How many tablets should one take before he goes to sleep?

正确答案 ：B

two

解析：解析：本题的依据句为“For maximum nighttime and early morning relief，take two tablets at bedtime.”B选项可以得到确认。

[单选题]At the foot of the mountain ______.

正确答案 ：A

stood a village

解析：解析：当句首状语是表示地点、处所的介词短语时，要引起全部倒装。D选项的错误在于其单词后没有加s。

[单选题]Wang (guest): That was a delicious dinner. Mrs. Willis (hostess): ______. Would you like to go to the living room now? It's more comfortable there.

正确答案 ：D

I'm glad you enjoyed it

解析：解析：客人对主人招待的饭菜有好评，主人一般会客气地说声“谢谢”或表示“很高兴受到好评”。A．Thank you．Don't mention it．后一部分不符合习惯，属于画蛇添足； B．You're welcome．一般用于回答别人的致谢；C．Not so delicious，I'm afraid．符合汉语习惯，在英语中则显得过于自谦。

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