[单项选择]Male/female, married/single and alive/dead are examples of
A. complementarity.
B. gradability.
C. synonymy.
D. relational opposites.

[单项选择]Male/female, married/single and alive/dead are examples of

[单项选择]

Many Americans harbour a grossly distorted and exaggerated view of most of the risks surrounding food. Fergus Clydesdale, head of the department of food science and nutrition at the University of Massachusetts-Amherst, says bluntly that if the dangers from bacterially contaminated chicken were as great as some people believe, "the streets would be littered with people lying here and there."
Though the public increasingly demands no-risk food, there is no such thing. Bruce Ames, chairman of the biochemistry department at the University of California, Berkeley, points out that up to 10% of a plant’s weight is made up of natural pesticides (杀虫剂). Says he :"Since plants do not have jaws or teeth to protect themselves, they employ chemical warfare." And many naturally produced chemicals, though occurring in tiny amounts, prove in laboratory tests to be strong carcinogens--a substance which can cause cancer. Mushrooms (磨菇) might be banned if they were
A. They overstate the government's interference with the food industry.
B. They are overoptimistic about the safety of their food.
C. They overestimate the hazards of their food.
D. They overlook the risks of the food they eat.

[单项选择]Which section of the book may contain biblical examples
A. Ⅱ.3.
B. Ⅳ.8.
C. Ⅴ.3.
D. Ⅴ.6.

[单项选择]Totally perplexed by the first question on the exam, he passed on to the second.
A. relieved by
B. satisfied with
C. confused by
D. sated with

[单项选择]Jet aircraft is mentioned in the passage as an example of ______.

[单项选择]What does the author want to show by using the example of Einstein

[单项选择]Man: You are looking a little overwhelmed.Man: Exactly, you know. I got a million things to do, and all of them have to be finished within three hours.Question: What does the woman mean

[单项选择]It will be up to the students to decide （） the exact content of the college magazine will be.
A. which
B. what
C. where
D. when

[单项选择]I will go home for a holiday as soon as I（　）my exam.
A. am finished
B. had finished
C. finished
D. finish

[单项选择]______ worked harder, he would have passed the exam.
A. He had
B. When he
C. If he
D. Had he

[单项选择]The doctor insisted that Paul' s mother ______ examined thoroughly.
A. would be
B. must be
C. be
D. should have been