Which statement can best express the main idea of this news item
A. Nuclear technology is available on the black market.
B. European countries have cut down on defense budgets.
C. NATO is being urged by the U.S. to set up a new defense system.
D. NATO allies are expected to hold a summit.
查看答案
After 72 hours without sleep, Tripp ______.
A. showed mental disorder
B. saw imaginary worms
C. was unable to stand
D. tried to run away from the building
She requires __ medical attention.
A. punctual
B. prompt
C. rapid
D. fast
It would be unwise to ______ too much importance to what he said.
A. pay
B. attach
C. provide
D. indicate
What is the main idea of the passage
A. There is little danger of serious after-effects when human beings are deprived of sleep for long periods of time.
B. Going without sleep for a long period will cause bad shortlivede ffects, but apparently no serious after-effects.
C. After 200 hours without sleep Tripp was suffering from "mental ill ness".
D. The doctors predicted Tripp would sleep for twenty or thirty hours.