更多"Desert soils break up and crack bec"的相关试题:
[单项选择]Desert soils break up and crack because of ______.
A. the effects of wind and rain.
B. the lack of protection from the sun.
C. the tropical location of deserts.
D. the absence of min.
[单项选择]These instruments, which break up structures only to examine them more fully, demonstrate how details can be ______ and separated from the whole.
A. amplified
B. magnified
C. exemplified
D. signified
[单项选择]Land is becoming desert little by little because ______.
[单项选择]Why did the man break up with her girl friend
A. Because her dad did not like him.
B. Because she needed to finish her college.
C. Because he had a busy career.
D. Because her dad threatened not to support her college education.
[单项选择]The police tried in vain to break up the protest crowds in front of the government building.
A. unskillfully
B. violently
C. ineffectively
D. eventually
[单项选择]Crops can be produced in desert only because ______.
A. there is a lot of rain
B. there is one reservoir
C. the people work together for the benefit of all
D. many wells have been found
[单项选择]Land is becoming desert because of lack of ______.
A. rain
B. people
C. wind
D. plants
[单项选择]Why is all life in danger Because ______ break up the food chains.
A. Human beings
B. animals
C. plants and animals
D. man and wild animals