宁夏回族自治区银川一中高二上册第一学期末考(6)

in India．

28．This passage is mainly about ____ ．

A．present situation and predictions of environmental problems in Asia.

B．the weather predictions for Asia in the future and the reasons

C．how to improve our environment

D．reasons why the world will no longer be suitable for us to live in

29．In the future the Asian farmers will have to face the following except ____ ．A．food shortages B．wars C．droughts D．floods

30．The underlined word "doomsday" in the first paragraph may mean____ ．A．the hell B．the end of the world

C．a great world war D．mystery

31．Which of the following is NOT true according to the passage?

A．Asian climate will change greatly．

B．Some islands may be flooded in the future．

C．People may meet with some new diseases resulting from water．[]

D．More than 50 million people have been ill in Asia the year before．

D

Students who date(约会) in middle school have significantly worse study skills. They are

four times more likely to drop out of school and report twice as much alcohol and tobacco use

as their single classmates, according to new research from the University of Georgia.

“Romantic relationships are a trademark of adolescence, but very few studies have examined how adolescents differ in the development of these relationships,” said Pamela Orpinas, study author and professor in the College of Public Health and head of the Department of Health Promotion and Behavior.

Orpinas followed a group of 624 students over a seven-year period from 6th to 12th grade.

Each year, the group of students completed a survey indicating whether they had dated and

reported the frequency of different behaviors, including the use of drugs and alcohol. Their

teachers completed questionnaires about the students’　academic(学术的) efforts. He found that some students never or hardly ever reported dating from middle to high school, and these students always had the best study skills according to their teachers. Other students dated infrequently