皮皮学,免费搜题
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搜题
【单选题】
以下哪项是盆弓无断裂骨折?
A.
髂骨翼骨折
B.
左耻骨上下支骨折
C.
C 耻骨联合分离
D.
D 双侧耻骨上下支骨折
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举一反三
【单选题】基于外光电效应制成的光电元件是()
A.
光敏电阻
B.
光敏晶体管
C.
光电倍增管
D.
光电池
【简答题】Where's your class?
【简答题】给问句选择合适的应答句。 (     ) 1. What colour is your shirt? (     ) 2. Where's my jacket? (     ) 3. How many students are there in your class? (     ) 4. What time is it? A. It's in your bag. B. It's six thir...
【简答题】给下列问句选择合适的答语。 (     ) 1. Do you have a library? (     ) 2. Where's Lily? (     ) 3. Where are you from? (     ) 4. How many students are there in your class? A. She's in the garden. B. Fifty-two. C. Y...
【简答题】选择合适的应答句。 (     ) 1. What colour is your shirt? (     ) 2. Where's my jacket? (     ) 3. How many students are there in your class? (     ) 4. What time is it? A. It's in your bag. B. It's six thirty....
【简答题】听录音,选出一个你所听到的句子。 (     )1.  A. Your books are on the sofa. (     )2.  A. Where's the lost and found case? (     )3.  A. Do you have a volleyball, Barry? (     )4.  A. Please read aloud in class. (    ...
【单选题】与旅客在正式场合交谈时要注意语言的( )
A.
准确规范
B.
慢条斯理
C.
声音洪亮
D.
选择4
【简答题】医院环境可分为社会环境和( )环境,社会环境又可以分为( )环境和( )环境
【判断题】光电管和光电倍增管是基于外光电效应原理制成的光电元器件。
A.
正确
B.
错误
【单选题】基于外光电效应制成的光电元件是
A.
光敏电阻
B.
光敏晶体管
C.
光电倍增管
D.
光电
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