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问题
选择题
我校七年级有学生x人,其中女生占45%,男生人数是( )
A.45%x
B.
x
45%
C.(1-45%)x
D.
x
(1-45%)
答案
男生人数为:(1-45%)x.
故选C.
选择题
I have heard these sons and daughters say they never fully appreciated their parents _____ it was too late to tell them.
A. as
B. that
C. until
D. when
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单项选择题
WTJ5081TZJ钻机动力头最大输出扭矩为()N.m。
A、300
B、500
C、800
D、1000
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