皮皮学,免费搜题
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搜题
【单选题】
振荡频率稳定度最高的是______。
A.
RC振荡器
B.
LC振荡器
C.
石英晶体振荡器
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举一反三
【单选题】— May I use your bike? — ____________. [     ]
A.
 Sure
B.
 That's OK
C.
 Great
D.
 Thank you
【单选题】Lisa: May I use your computer this afternoon? Cathy: I'm sorry, but I have to finish typing this term paper today. Lisa: __________.
A.
Thank you just the same
B.
Do as you please
C.
It doesn't matter
D.
Never mind
【单选题】-- May I use your pen? Mine is broken. -- Of course, here are two and you can use ________ of them.
A.
both
B.
every
C.
any
D.
either
【单选题】-- May I use your mobile phone, Meimei? --Sorry, I _________ it at home.
A.
took
B.
left
C.
forgot
D.
brought
【单选题】用于鉴别木脂素中亚甲二氧基的反应或试剂是
A.
Labat反应
B.
三氯化铁反应
C.
异羟肟酸铁反应
D.
Gibb's反应
E.
Emerson反应
【多选题】下列所示的基础类型当中,属于无筋扩展基础的是()。
A.
柱下钢筋混凝土独立基础
B.
刚性基础
C.
毛石混凝土基础
D.
柔性基础
E.
素混凝土基础
【单选题】用于鉴别木脂素中亚甲二氧基的反应或试剂是
A.
Labat反应
B.
三氯化铁反应
C.
磷钼酸试剂反应
D.
异羟肟酸铁反应
E.
Gibb's反应
【单选题】—May I use your computer, Mr WU?   —______.
A.
Yes, you may not
B.
No, you may
C.
Yes I may
D.
No, you may not
【单选题】-Can I use your bike for a while? -Yes. You may use ___________ bike. Tom's bike is here. I can use_________ . [     ]
A.
my; mine
B.
mine, his
C.
my; his
D.
her; hers
【单选题】检测当前位置指令是:
A.
Waittime()
B.
Reset ()
C.
CRobT()
D.
Setdo()
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