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【简答题】
屋架上弦杆为压杆,其承载能力由( )控制;下弦杆为拉杆,其截面尺寸由( )确定。
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举一反三
【单选题】Which of the following statements is TRUE according to the passage?
A.
If a man receives Social Security benefits, he can live longer than 100 years.
B.
If someone lives over 100 years, he can still receive Social Security benefits.
C.
It takes a person 20 years to become full grown.
D.
Living with an animal is the ideal condition for having a long life.
【单选题】Why did the government use comics during the war?
A.
To increase the market for comics.
B.
To encourage sales of a domestic product.
C.
To enhance the confidence of the troops.
D.
To try to develop a better form. of entertainment for the troops.
【单选题】(Despite of) dit effort to promote domestic production during the war years, the Continental Army (had to rely) primarily on (captures) and imports for (much) of its military hardware and even fo...
A.
Despite of
B.
had to rely
C.
captures
D.
much
【单选题】The methods of communication used during the war were primitive
A.
reliable
B.
effective
C.
D.
alternative
【单选题】What kind of food had the narrator certainly not tasted during the war ? 查看材料
A.
Bread．
B.
Butter.
C.
Ice cream.
D.
Bones.
【单选题】Fanning was made more difficult during the war because of drought and the scarcity of labor.
A.
Y
B.
N
C.
NG
【简答题】Who helped the Olympians during the war?
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