The main idea of paragraph 2 is______.

A． colors may have effect on our work and study

B． colors do have effect on our moods (情绪)

C． light and bright colors make people happy

D． factory workers can work better in a bright room

[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]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]The main idea of the first paragraph is _____.［A］ the importance of cultural tools and technology［B］ the cultural influence of the development of civilization［C］ the focus of the study of the material culture of music［D］ the significance of the resea

[单选题]The main idea of Paragraph Four shows us ______.A． some examples of shoot in US schoolsB． the American's feelingC． some famous schoolsD． that some teachers were killed by students

[单选题]The main idea of paragraph 4 shows us______.A． some examples of shooting in the US schools.B． the American's feeling.C． some famous schools.D． that some teachers were killed by students.

[单选题]The main idea of this passage is ______.A． many animals die during hibernationB． hibernation protects animals during the wintertimeC． scientists feel puzzled about hibernationD． some bats hibernate and others do not

[单选题]What is the main idea of the text?A． Delivering bad news properly is important in communication.B． Helping others sincerely is the key to business success.C． Receiving bad news requires great courage.D． Learning ancient traditions can be useful.

[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]What is the main idea of this article?A． The Mayan calendar was excellent.B． The Maya were excellent farmers.C． The Maya were intelligent people.D． The Mayan cities were difficult to build.

[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