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【单选题】
防护等级IP00是指( )A.
无保护
B.
防护灰尘
C.
灰尘封闭
D.
防护1.0mm 直径和更大 的外来物体
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【单选题】听力原文：W: Andrew, you're quite a hero, aren't you? M: Am I? I didn't know. W: Have you ever been on the radio before? M: No, not really. I mean I've never found so much money before. W: Tell me what hap...
A.
In a phone box.
B.
On his way to school.
C.
Outside the newspaper office.
【简答题】这首儿歌是几拍子?
【简答题】从元件在电路中产生的能量转换作用来看,电阻元件为______元件;电感和电容元件为______元件。
【单选题】听力原文：W: Richard spent the winter in Guangzhou, didn't be? M: I wouldn't know. I haven't seen him for months. Q: What doesn't the man know? (2)
A.
How Richard traveled.
B.
Where Richard went.
C.
When Richard will go.
D.
How much Richard spent.
【单选题】--You will get into big trouble ____ you can’t prove that you didn’t cheat in the exam. --I know. I will collect enough evidence to make them believe me.
A.
unless
B.
when
C.
although
D.
while
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