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【判断题】
每一个工作区信息插座模块儿(电、光)数量不宜少于两个,并满足各种业务的需求。A.
正确
B.
错误
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举一反三
【单选题】某正弦电压表达式为: u ( t ) = 100 sin100 π t V 。则:
A.
T =100s
B.
f =100 π Hz
C.
有效值为 141V
D.
初相位为 0
【单选题】某正弦电压表达式为u(t)=100sin(100πt-30O)V,则______。
A.
T=100s
B.
f=100πHz
C.
有效值为100V
D.
相位为100πt-30°
【单选题】某正弦电压表达式为u(t)=200 sin( 314t +45o )V, 则______。
A.
T =100 s
B.
f =100 π Hz
C.
有效值为282 V
D.
f =50 Hz
【单选题】“All I know is that they started reporting small amounts of money missing not too long after she started working in their house.”
A.
Euphemism
B.
Dysphemism
C.
Downplayer
D.
Innuendo
E.
Ridicule/Sarcasm
F.
Hyperbole
G.
Rhetorical comparison
H.
Proof surrogate
【单选题】某正弦电压表达式为u(t)=100 sin( 314t +45o )V, 则______。
A.
T =100 s
B.
f =100 π Hz
C.
有效值为141 V
D.
初相位为 45º
【单选题】中度听理解障碍的重点训练内容是
A.
单词与画、文字匹配、是非反应
B.
看短文后做是非反应、正误判断、口头命名
C.
复述单音节词、系列语、问候语
D.
书写文章、说明
【单选题】听力原文：Man: I'm going hiking in the mountains for my vacation. Woman: Hiking? That's energetic of you. After working as hard as you do, I would think you would want to spend a few weeks just lying on a ...
A.
Hiking.
B.
Reading.
C.
Lying in the sun.
D.
Swimming in the sea.
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