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【判断题】
发展先进文化是发展先进生产力、实现最广大人民根本利益的基础条件。
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】家居安防报警系统可以支持( )和紧急按钮报警等多种报警方式。
A.
入侵报警
B.
煤气报警
C.
火警
D.
以上都是
【单选题】—What's in the box? —Oh, my new _____. [     ]
A.
sport shoe
B.
sport shoes
C.
sports shoe
D.
sports shoes
【简答题】选 1 数据选择器,它有 ( ) 位地址码,有 ( ) 个输出端。
【单选题】一个有 n 位地址码的数据选择器 , 它的数据输入端有 ( )。
A.
B.
2n- 1 个
C.
n 个
【简答题】一长方体木块平放和侧放在水平地面上时,其受力面积之比为 3 ∶ 1 ,则平放和侧放时,对地面的压强之比是 ____________ ,压力之比是 ____________ 。
【单选题】一个有n位地址码的数据选择器,它的数据输入端有( )个。
A.
2n
B.
2n- 1
C.
2n – 1
D.
n
【单选题】听力原文:M: I'm looking for some sports shoes. Can you give me some advice? W: That's what I'm here for, Sir. Could you tell me what size you take? M: Of course, 41. W: Ok, we have plenty of choices for y...
A.
Few things.
B.
Not many things.
C.
Plenty of choices.
D.
Nothing in his size.
【单选题】听力原文:M: I'm looking for some sports shoes. Can you give me some advice? W: That's what I'm here for, Sir. Could you tell me what size you take? M: Of course, 41. W: Ok, we have plenty of choice for yo...
A.
few things.
B.
not many things.
C.
plenty of choice.
D.
nothing in his size.
【单选题】— Excuse me. Do you have shoes for sports? — Yes, we have lots of shoes _______ very good prices.
A.
at
B.
with
C.
for
D.
in
【单选题】一个有n位地址码的数据选择器,它的数据输入端有 ( )。
A.
2 n 个
B.
2 n- 1 个
C.
2 n – 1个
D.
n 个
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