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【单选题】
Don't leave her_________ outside in the rain.A.
wait
B.
to wait
C.
waited
D.
waiting
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【单选题】听力原文：W: I'd like to buy a copy of Professor Franklin's book 'On Sea Shells'. M: I'm sorry, Ms. , that book has been out of print for some time now. Q: What does the man say about the book? (19)
A.
It is no longer available.
B.
It has been reprinted four times.
C.
The store doesn't have it now, but will have it soon.
D.
The information in the book is out of date.
【单选题】听力原文：M: Is this the check-in counter for Flight 914 to Los Angeles? W: Yes, but I'm sorry that the flight is delayed because of a minor mechanical problem. Please wait for further notice. Q: What do w...
A.
The man goes to a wrong check-in counter.
B.
The man has just missed his flight.
C.
The plane will leave at 9:14.
D.
The plane's departure time remains unknown.
【简答题】2-2 某测温系统由以下四个环节组成,各自的灵敏度如下:铂电阻温度传感器 ,电桥 ,放大器 100 (放大倍数),笔式记录仪 , 求:( 1 )测温系统的总灵敏度。 ( 2 )记录仪笔尖位移 4cm 时,所对应的温度变化值。
【简答题】0503B01 、某测温系统由四个环节组成,各自灵敏度如下: 铂电阻温度传感器 S1 : 0.35Ω/ °C ; 电桥 S2 : 0.01V/Ω 放大器 S3 : 100 (放大倍数) 笔式记录仪 S4 : 0.1cm/V 求:( 1 )测温系统的总灵敏度; ( 2 )记录仪笔尖位移 4cm 时,所对应的温度变化值。
【单选题】听力原文：M: Good morning, Dr Ellis' Office. W: This is Mrs Jackson. May I speak to the doctor? M: Mrs Jaekson. Dr Ellis here. How's that new tooth? W: Not so good, doctor. That's what I'm calling about. I...
A.
She had a bad tooth taken out.
B.
She had her new tooth examined.
C.
She had a false tooth filled in.
【简答题】某测温系统由以下四个环节组成，各自的灵敏度如下：
铂电阻温度传感器：0.45Ω/℃
电桥：0.02V/Ω
放大器：100（放大倍数）
笔式记录仪：0.2cm/V
测温系统的总灵敏度。
【单选题】Client: Hello. May I speak to Mr. Black? Secretary:_______
A.
Speaking, please
B.
I ’m sorry. He ’s at a meeting right now.
C.
Hello. Who ’re you, please?
D.
Hello. Thank you for calling.
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