______ is NOT a warning sign of an AIDS infection.A.Shedding bloodB.Always feeling tiredC.
______ is NOT a warning sign of an AIDS infection.
A.Shedding blood
B.Always feeling tired
C.Unexplained weigh loss
D.Uncontrolled expulsion of body wastes
______ is NOT a warning sign of an AIDS infection.
A.Shedding blood
B.Always feeling tired
C.Unexplained weigh loss
D.Uncontrolled expulsion of body wastes
What is the purpose of this text? ______.
A.To warn gardeners not to underwater plants
B.To give information about general problems of gardening
C.To draw attention to the problem of overwatered plants
D.To recommend new gardeners the book about gardening
What is the purpose of the approved plan?
A.To warn people of emergencies via messages.
B.To popularize the use of cell phones.
C.To estimate the monthly number of messages.
D.To promote the wireless industry.
Why does the author mention electric eels?
A.To warn the reader to stay away from them.
B.To compare their voltage to that used in houses.
C.To give an example of a living electrical generator.
D.To describe a new source of electrical power.
The intelligence department was accused of failure to () the troops to the possibility of an enemy attack during the weekend.
A、instruct
B、warn
C、dictate
D、alert
He put up a large notice made of good strong wood in order ______.
A.to tell the children not to throw stones at the notice
B.to warn the boys not to throw stones
C.to attract the boys to throw stones at the notice
D.to warn them whoever threw stones would be punished
Why does a snow ranger use very powerful guns?
A.To warn skiers of an approaching avalanche.
B.To signal for help in an emergency.
C.To make an avalanche reduce its power.
D.To communicate with the ski area"s operators.
The purpose of the passage is ______.
A. to define an insurance policy B. to introduce insurance business
C. to persuade people to be insured D. to warn people of possible losses
Calling to a bully's parent ______.
A.has long existed but changed its content
B.is often done with careful thinking
C.often leads to blaming and misunderstanding
D.is used to warn the child not to do it again