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【单选题】
《混凝土结构设计规范》中对混凝土材料的上述规定是对混凝土材料哪方面的性能规定?A.
安全性
B.
适用性
C.
耐久性
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举一反三
【单选题】What do you guess our friend Bob when we get to his home? [ ]
A.
does
B.
would do
C.
has been doing
D.
will be doing
【单选题】- Guess what? Zark _______ a company with his partner. - Gosh! It’s no more than two years since he studied in the university.
A.
operated
B.
is operating
C.
has operated
D.
had been operating
【简答题】试简述信源分类以及各种信源特点。1．试简述信源分类以及各种信源特点。
【单选题】如果在3ds Max软件中打开图像文件，可以使用（ ）
A.
文件菜单——查看图像文件
B.
编辑菜单 ——查看图像文件
C.
我的电脑 ——打开图像文件
D.
右击鼠标 ——属性——查看图像文件
【单选题】Choose the similar word. I guess from his red eyes that he has been working too hard recently .
A.
finally
B.
surely
C.
proudly
D.
lately
【简答题】设f(x)满足f(1)=1． (x≥1)，试证 存在，且
【单选题】I guess Tom won’t keep on asking me the time from now on, as he has had his watch ______.
A.
repaired
B.
repairing
C.
being repaired
D.
been repaired
【单选题】听力原文：M：What kind of father am I? My daughter has had a fever for a couple of days，but I didn't even know about it. W：Don't blame yourself too much．You've been too much involved in the company's work t...
A.
He is an irresponsible father.
B.
He is careless.
C.
He is very busy with work.
D.
He is indifferent to his family.
【简答题】Off and on: e.g.雨断断续续地下了两个月。 It has rained off and on for two months. 他只是小时候断断续续读过小学。 He just received junior education off and on when he was a child. Q1: 翻译以下off A: “ I ’ d like to take a day off___...
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