[单项选择]Questions 26-30 are based on the following advertisement:

Service Ad Professional Typing Service announces a new location in Westside Mall, 1400 University Avenue across from State University Student Union. We specialize in term papers, theses, and dissertations typed to the specifications of the Graduate School of State University. Twenty-four-hour service for fifty pages or less. Forty-eight-hour service for more than fifty pages. Rates: $ 1 per page on regular paper $ 1.25 per page on cotton bond paper $ 0.25 extra for each carbon copy or a graph Hours: 8:00 a. m.—10:00 p.m. Monday—Friday 8:00 a. m. —4:00 p.m. Saturday Closed all day Sunday Call: 717-5415

What kind of person needs this service
A. A doctor.
B. A policeman.
C. The sick.
D. A student.

[单项选择]

Questions are based on the following conversation on transportation in 21st century.
M: Talking about the 21st Century, as far as transportation is concerned, I think there’re going to be huge changes in the way people use cars.They’ll probably have made laws about what kind of car you can own and when you can use it.
W: And I bet it’ll be impossible for people to use cars whenever they like. There’ll be just too many of them on the roads.The air will be so seriously polluted that nobody will be able to breathe normally.
M: Exactly. People will have to rely on other modes of transportation — especially trains.
W: Why do you say that
M: Well, we won’t be able to use caps, and airports take too much space.With the supply of land for airports shrinking around the world, there are going to be fewer airports and fewer plane flights.That leaves trains.
W: Huh. So do you thinkthere will be more efficient
A. The land for airports will be used for other purposes.
B. There are too many people travelling by car.
C. Many people have a fear for air travel.
D. There will be faster way" of travelling than travelling by air.

[单项选择]

The following two questions are based on the following passage:
A study by a group of dentists has concluded that regular use of a certain brand of mouthwash is as effective as flossing in preventing gum disease. The mouthwash company has released a television ad suggesting that people who do not like flossing can now rely solely on mouthwash and brushing to maintain good dental health. A leading manufacturer of dental floss brought a lawsuit against the mouthwash company demanding that the advertisement be discontinued on the grounds that it is misleading.

Which of the following, if true, provides the strongest support for the dental floss company’s claim that the advertisement is misleading ？（）
A. The dental floss manufacturer is concerned that it will lose market share in the dental health market because the advertisement encourages people to switch from dental floss to mouthwash.
B. The dental floss company claims in its own advertisements that brushing and flossing after every meal is the most effective way to maintain good dental health.
C. Although mouthwash is an effective deterrent to gum disease, it is less effective than dental floss at removing plaque and preventing cavities between teeth.
D. Per usage, mouthwash is three times more expensive than dental floss, if the recommended amounts of both products are used.
E. The dentists who conducted the study on the effectiveness of mouthwash in preventing gum disease obtained their funding for the study from a company that manufactures mouthwash.