B．y almost any measure , there is a boom in Internet-based instruction . In just a few years , 34 percent of American universities have begun offering some form of distance learning (DL), and among the larger schools , it’s closer to 90 percent . If you doubt the popularity of the trend, you probably haven’t. It enrolls 90,000 student, a statistic used to support its claim to be the largest private university in the country.

While the kinds of instruction offered in these programs will differ, DL usually signifies a course in which the instructions post syllabi(课程大纲), reading assignments , and schedules on Websites , and students send in their assignments by e-mail . Generally speaking, face-to-face communication with an instructor is minimized or eliminated altogether.

 According to the passage, universities show great enthusiasm for DL programs for the purpose of_____

A．) building up their reputation        C) upgrading their teaching facilities

B．) cutting down on their expenses     D) providing convenience for students

[单选题]A．ccording to the passage, the author’s attitude towards the productivity revolutionin the U.S.A is ____. [A] biased[B] optimistic[C] ambiguous[D] negative

[单选题]A．ccording to the passage，a preliminary step in the creation of the Canadian Wheat Board was the appointment of______.A． the Winnipeg Grain ExchangeB． a board of supervisorsC． several producer groupsD． a new government

[单选题]Which of the following influences the writer′s judgment of the universities

According to the passage, in women’ s schools______.A. women are much freer than

[单选题]A．ccording to this passage,A．brokers usually perform. the same kinds of services to their customers.B．brokers have little contact with each other.C．open competition tends to result in a common price for similar transactions at any given moment.D．chan

According to the passage, __.A. flowers and vegetables from Devon are on the mar

[单选题]A．ccording to the passage, Katy __________________.A． likes travelling very much B. doesn’t want to live with a familyC． only teaches writing in English D. will go back to school after she leaves Nepal

[单选题]A．ccording to the passage, the suburbs ______.A． were deserted at nightB． became larger and largerC． had a high construction costD． had some declined business center

[单选题]A．ccording to the passage, the ancestors of the Potter family most probably _______.A． owned or drove a cartB． made things with metalsC． made kitchen tools or containsD． built houses and furniture

[单选题]A．ccording to the passage, the group with the highest AIDS rate is_________ .A． the white AmericansB． African-American menC． the American womenD． the black American women