单选题Some people believe that Mars (火星) could support ______life in the future if ______ right conditions were produced.
单选题— Excuse me, are you waiting for the bus?—Yes, I am. But the bus is so late. ______, how can I get to No. 1 Middle School?
单选题Although he refused to act on my suggestion, he had to admit that ____ what I said.
单选题When were the first shoes sold in England?
单选题Three new buildings ______ on the campus by the end of this year.
单选题It's no use ______ me not to worry. A. you tell B. your telling C. for you to have told D. having told
单选题It is a myth that the law permits the Food and Drug Administration to ignore requirements for ______ drugs while brand-name drugs still must meet these rigid tests.
单选题Recently there has been a great ______ for small cars that use little petrol.
单选题"Must we hand in our exercise-books now? ""No, you ______. "
单选题The barman's wife didn't go to bed ______. ( )
单选题 That you cannot feel the movement of earth does not mean that the earth is really ______.
单选题Many people think of deserts as ______regions, but numerous species of
plants and animals have adapted to life there.
A.remote
B.virgin
C.alien
D.barren
单选题I met him in the street the other day . We_____each other for many years.
单选题If you associate with such people, I'm afraid you ______ serious trouble.
单选题 围棋(go)于四千多年前起源于中国，是一种重要的棋盘游戏，并在一千多年前就先后传到朝鲜半岛(peninsula)和日本，为东北亚人们普遍喜爱。每年中、日、韩之间有多种围棋比赛，围棋成为文化交流的工具。围棋不仅是一个竞赛项目，也是一种游戏活动，文人(literati)的案台上常常备有围棋。客人来了，除了有酒，还有围棋。旧时，无论在农村还是在市井，人们常常可以见到这样的场面：两个人在对弈，旁边站着一大片观棋的人，观棋的人得到的快乐丝毫不比下棋的人少。
单选题
单选题In most high schools, boys and girls attend the same classes, except in health education,- where they are Usegregated/U.
单选题Speak louder so that you can make yourself ______.A. heard B. to hear C. hearing D. have been heard
单选题Tom: This is my schoolmate, Mary, and this is my girl friend, Susan. Susan: How do you dol.Mary:______
单选题 Jenny has done some stupid things before, but this really takes the biscuit! The underlined part means ______.