[单项选择]Thai young man has made so much noise that he ______ not have been allowed to attend the concert.
A. could
B. must
C. would
D. should

[单项选择]What made the man so angry

[单项选择]Today, housework has been made much easier by electrical ______.


A. facilities
B. appliances
C. instruments
D. equipment

[单项选择]Nowadays, housework has been made much easier by domestic ______.


A. instruments
B. appliances
C. facilities
D. equipment

[单项选择]What troubled the man so much


A. His workmates are all sick.
B. The work is piling up.
C. He could not find a typist.
D. He will be blamed for all this.

[单项选择]However, so long as man has good health, he can enjoy the pleasures of human life.


A. 无论如何，一旦一个人身体非常好，他就能获得他人所具有的愉悦。
B. 不管怎样，当一个人拥有了健康的身体，他才会感到人生是快乐的。
C. 可是，只有一个人有了好身体，他才能体会到人类的愉快心情。
D. 然而，只要一个人有了良好的健康，他就能享受人生的乐趣。

[单项选择]The most important advances made by man come from ______.
A. technical applications
B. apparently useless information
C. the natural sciences
D. the study of philosophy

[单项选择]The company used so much coal that it has a train to ______ the delivery process.
A. transmit
B. transport
C. facilitate
D. diminish

[单项选择]Sir Denis, who is 78, has made it known that much of his collection ______ to the nation.
A. has left
B. is to leave
C. leaves
D. is to be left

[单项选择]

Throughout history man has had to accept the fact that all living things must die, but people now live longer than they (36) . Yet, all living things still show the (37) of aging, which will eventually. (38) death.
Aging is not a disease, but as a person passes maturity, the cells of the body and the (39) they form do not function as well as they (40) in childhood and adolescence (青春期). The body provides less (41) against disease and is more prone (42) accident.
A number of related cause may (43) aging. Some cells of the body have a fairly long life, but they are not (44) when they die. As a person ages, (45) of brain cells and muscle cells decrease, (46) body cells die and are replaced by new cells. In an aging person the (47) cells may not be as viable (能生存的) or as capable (48) growth as those of a young person.
Another (49) in aging may be changes within th
A. to
B. for
C. against
D. in

[单项选择]

Man has been storing up useful knowledge about himself and the universe at the rate which has been spiraling upward for 10,000 years.
　　The (21) took a sharp upward leap with the invention of writing, but even (22) it remained painfully slow for several centuries. The next great leap forward (23) knowledge acquisition did not occur (24) the invention of movable type in the 15th century by Gutenberg and others. (25) to 1500, by the most optimistic (26) Europe was producing books at a rate of 1000 titles per year. This means that it (27) a full century to produce a library of 100,000 titles. By 1950, four and a half (28) later, the rate had accelerated so sharply that Europe was producing 120,000 titles a year. (29) once took a century now took only ten months. By 1960, a (30) decade later, the rate had made another significant jump, (31) a century’s work could be finished in seven and a hal
A. so
B. if
C. then
D. when