[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]Guest: Oh, I hadn't realized how late it was. I'm afraid I'll have to be going. Host: Oh, not yet. I'm just going to make some coffee. Guest: ______ , though I'd really love to stay. I've got to be up by six tomorrow morning, unfortunately. Thank you for a wonderful party.

正确答案 ：A

I'm sorry, but I must

解析：解析：主人诚心挽留，客人坚持要走。由于不能接受主人的好意，客人应表示歉意，故而选择A．I'm sorry，but I must比较合理。其他选项使用场合不当。

[单选题]Beijing's top hotels are fielding scores of calls from foreigners and Chinese people eager to book rooms during the 2008 Olympic Games in the Chinese capital. The luxurious and recently-renovated Beijing Hotel said it had received nearly 100 telephone inquiries from people wanting to book rooms during the Games since Beijing won its bid to host the event. "Out of these people, foreigners make up 30 to 40 per cent, including people calling from the United States and Europe," a hotel sales manager surnamed Song said.

正确答案 ：D

The 2008 Olympic Games will be hold there.

解析：解析：本题的依据句是文章的第一个句子“Beijing's top hotels are fielding scores of calls from foreigners and Chinese people eager to book rooms during the 2008 Olympic Games in the Chinese capital.”其他个别选项尽管涉及了第一段的内容，但都是类似于举例说明的细节信息，与本题的问题没有必然的因果关系。

[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。

[单选题]Even if it ______ this afternoon, I will go there.

正确答案 ：C

rains

解析：解析：主句如果是一般将来时，状语从句一般用一般现在时。

[单选题]Martin: Can you cover for me on Sunday? I'm supposed to teach the high school class. Lisa: Sure. ______ ? Martin: We're going to the beach for the weekend. Lisa: Well, don't worry. I'll take good care of Sunday school.

正确答案 ：C

What's up

解析：解析：对话中，Lisa同意帮Martin的忙，接下来Martin解释说要去海滩度周末。可见 Lisa在前面可能问他去做何事。C．What's up? 在口语中常用来表示“你怎么了?”“有什么事?”符合题意。

[单选题]Connie: Are you doing pottery? It looks like fun! Frank: ______ ? Connie: Boy, would I? Thanks.

正确答案 ：D

Would you like to try it

解析：解析：从Connie的惊喜反应到致谢，可以推断Frank可能给她机会试一试，其他选项与 Connie的反应不相符。

[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]Wood carving refers to the art of creating or decorating objects of wood by carving with a sharp, hand-held tool. This form. of art has a history of over 1,000 years and a unique artistic style. The following is some introduction about wood carving in America.

正确答案 ：D

arts and crafts

解析：解析：木雕属于一种艺术，也是一种手艺。其他选项的内容在本文中没有涉及，属于无关信息。

[单选题]Which of the following statement is TRUE according to this passage?

正确答案 ：D

Not only foreigners but also native people wanted to book rooms for Games.

解析：解析：A和B选项与事实不符，属于错误答案；C选项也被否定，原因是文中说北京饭店并不接受提前这么长时间的预订，而只是记下预订人的姓名。D选项可以在文章中找到出处：“... the hotel had already received 50 to 60 such phone calls from would-be game-goers gambling on the result．Domestic callers have mainly come from the southern provinces of Guangdong and Fujian.”

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