图示多跨梁C截面的弯矩为()。
A.M/4
B.M/2
C.3M/4
D.3M/2
参考答案:A
解析:
考查静定结构的内力计算,先求附属部分的支座反力和内力,再计算基本部分的
—Bad luck! It’s too late!
—It doesn’t matter. The movie __________ for only a few minutes.
A. begun B. has begun C. has been on
The good thing about children is that they ______ very easily to new environments.
A.attain
B.allocate
C.adapt
D.adopt