单选题The long wait for news of my exam results has already set my nerves ______.

单选题We substitute fish ______ meat several times a week.

单选题The prevailing union of passionate interest in detailed facts with equal devotion to abstract ______is a hallmark of our present society; in the past this union appeared, at best, ______and as if by chance.

单选题下面的短文后列出了10个句子，请根据短文的内容对每个句子作出判断：如果该句提供的是正确信息，选择A；如果该句提供的是错误信息，选择B；如果该句的信息文中没有提及，选择C，并将所选答案的代码（指A、B或C）填在答题纸的相应位置上。Being "Cool" in Middle School　　A new study shows that gentle and quiet kids in middle

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.

单选题The selling price of that house and ______ $25,000.

单选题In that country, there are two glass ______ and one chemical

单选题______ experiments on the laboratory, it started to rain heavily.

单选题After being tested in many ways, this newly-designed machine will______in the near future.

单选题When we design a building, we should think of the _______of the people with disabilities.

单选题Color is very important to most animals for it helps them to get along in the world. Color (21) to make an animal difficult for its enemies to (22) . Many animals match their (23) so well that as long as they do not move no one is (24) to see them. You probably have often "jumped" a rabbit. If you (25) , you know how the rab- bit sits perfectly still (26) you are just a few feet away. You (27) see the rabbit till it runs for its (28) matches very closely the place where it is (29) . Many times you may have walked past a rabbit (30) didn't run and you never knew it was there at all. One of the most usual color schemes that helps animals to keep (31) being seen, is a dark back and light underpants. If an animal is the same color all (32) , there is always a dark shadow along the animal's belly (腹部). (33) an enemy couldn't see the animal he could see this dark shadow. The shadow makes the animal (34) out to view. But if the belly is (35) than the rest of the animal, the shadow will not be noticed.

单选题I don't like this hat. Please show me ______.

单选题______ determines a good meal varies from country to country.

单选题Many students find ______ jobs during their summer holidays. A. contemptible B. temperate C. temporary D. contemporary

单选题He was found ______ one month after he was born.

单选题I' ve got ______ today.A. the bad toothacheB. a bad toothacheC. bad toothachesD. the bad toothaches

单选题When he was in junior high at fourteen, his intelligence was such that he______among undergraduates than among schoolboys.