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【多选题】
平面刚架和的内力,一般来说,有A.
剪力
B.
弯矩
C.
轴力
D.
扭矩
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皮皮学刷刷变学霸
举一反三
【单选题】听力原文：W: Excuse me. I'd like to make a complaint. M: Really? What seems to be the problem? W: Well, don't you think you are playing the music too loudly? M: Oh? I'm sorry. I didn't realize it was so lo...
A.
The man is giving a party.
B.
The woman is staying at home.
C.
The man is going to lower the music volume.
D.
The woman is invited to join the man.
【单选题】I have to make a complaint for your poor service.
A.
I am sorry
B.
go ahead
C.
It's up to you
D.
Take your time
【单选题】在 1940 年首次应用甲基绿 - 派洛宁染色方法来测定细胞中 DNA 与 RNA 的含量及分布的学者是 ()。
A.
克里克
B.
哈里森
C.
克劳德 (Cloude)
D.
卡斯帕森 (Casperson)
E.
布拉克特 (Brachet)
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