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【单选题】
某一钢筋砼单筋梁,b×h=200×500mm,砼为C20,( /mm2),受拉区配置 II级钢筋 ,( As=941 mm , fy=310N/mm ;ξb =0.544),则该下面哪种情况?A.
适筋梁
B.
少筋梁
C.
超筋梁
D.
条件不足,无法确定
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举一反三
【单选题】John has really got the job because he showed me the official letter him it.
A.
offered
B.
offering
C.
to offer
D.
to be offered
【简答题】用award, reward填空。 1. He showed us the athletics _____ he has won. 2. What will you give me in _____ for my help? 3. The _____ for physics and chemistry are _____ by the Royal Swedish Academy of Scienc...
【简答题】He showed me the poems he ___________________ (write).
【单选题】The smile on my father’s face showed that he was ______ with me. [ ]
A.
sad
B.
pleased
C.
angry
D.
sorry
【判断题】在数据传输系统中的同步，就是指接受速度和发送速度保持一致，也就是接收端要根据发送端所发送信号的频率和起止时间来接收信号，接收端校准自己的接收时间和重复频率，以便和发送端的信号相一致。()
A.
正确
B.
错误
【单选题】He showed great interest in my field of work. He asked me______fresh developments.
A.
informing him of
B.
to inform. him
C.
to keep him informed of
D.
keeping him informed of
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