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Why does the exporter usually insist on the buyer establishing a credit in his favor befor
A.To collect the proceeds.
B.To draw drafts.
C.To revoke the contract.
D.To reduce the possible risk.
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A.To collect the proceeds.
B.To draw drafts.
C.To revoke the contract.
D.To reduce the possible risk.
Why does the author mention Karl Von Frisch in the second paragraph?
A.To make people believe his description of the beehive.
B.To introduce Karl's observation on bee behavior.
C.To contrast his theories with those of Karl Von Frisch.
D.To support the argument that bees use sunlight to navigate.
Why does it take long for people to change their food?
A. Because labs are not easily accessible to researchers.
B. Because some people are reluctant to accept the new diet.
C. Because food consumption is a culture of conservation.
D. Because some scientists are against the growing lab meat.
Why does the author offer the example of one woman in paragraph 2? ______.
A.To tell us that smokers will be over-energetic
B.To indicate that smokers have to participate in some activities to help quit smoking
C.To show that the smokers who quit will go to extremes
D.To claim that smokers will be very helpful once the quit smoking
Why does the writer say a dog is a more demanding pet than a cat?
A.It must be trained so that it won't bite.
B.It demands more food and space.
C.It needs more love and care.
D.It must be looked after carefully.
According to the passage, why does a drink bring serious results to a smoker?
A.Because it may act as a dissolving agent.
B.Because he is malnourished.
C.Because the liver can't dispose of alcohol
D.Because the liver has to clean the toxins.
Why does the author mention the Massachusetts Bay Colony?
A.It was the headquarters of the United States Lighthouse Board.
B.Many of the tallest lighthouses were built there.
C.The first lantern wicks were developed there.
D.The first lighthouse in North America was built there.
A.in order to help her
B.in order to save her
C.in order to utilize her
D.in order to comfort her