The main idea of this passage is ______.

A． many animals die during hibernation

B． hibernation protects animals during the wintertime

C． scientists feel puzzled about hibernation

D． some bats hibernate and others do not

[单选题]What is the main idea of this passage?A． It is important to be on time for class in the United States.B． The importance of being on time differs among cultures.C． People learn' the importance of time from the culture they are in.D． Students being la

[单选题]The main idea of this passage is______.A． it is likely to make an enemy of your admirerB． there are many solutions to the problems of datingC． an admirer has feeling every bit as sensitive as our ownD． it is possible to discourage an admirer without

[单选题]What is the main idea of the passage?［A］ Parental divorce has a negative effect on children all through their life.［B］ The impact of parental divorce on children varies in personality, age and gender.［C］ Boys may become more aggressive than girls in

[单选题]The main idea of this passage is______.A． one's color preference shows one's characterB． you can brighten your life with wonderful colorsC． psychologists have been studying the meaning of color preferenceD． one's color preference has something to

[单选题]What is the main idea of the passage?A． Science and its applications bring us many dangers.B． The development of science mostly lies in people’s attitudes.C． Mankind can largely take control of science with their efforts.D． The future of science will

[单选题]What is the main idea of the passage?A． Our life is governed by the law of time.B． How to organize time is not worth debating.C． New ways of using time change our society.D． Our time schedule is decided by social customs.

[单选题]The main idea of this passage is that______.A．children should be encouraged to draw freelyB．children should follow their parents' examplesC．parents should know how to cultivate their kids' creativityD．most parents teach their kids confidently and i

[单选题]The main idea of this passage is that satellites aye now used in______．A．taking pictures of the atmosphereB．receiving pictures of the atmosphereC．doing other work in many waysD．weather forecasting

[单选题]The main idea of this passage is that students should______.A． learn independentlyB． learn under close guidance of their professorsC． learn cooperativelyD． not learn mainly for high grades

[单选题]What is the main idea of the passage?A． Multitasking has become a way of life.B． Multitasking often leads to efficiency decline.C． Multitasking exercises need to be improved.D． Multitasking enables people to remember things better.