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【单选题】
对光电效应和康普顿效应而言,以下正确的说法是
A.
两种效应中电子和光子组成的系统都服从动量守恒和能量守恒定律
B.
两种效应都属于电子与光子的弹性碰撞过程
C.
两种效应都属于电子吸收光子的过程
D.
光电效应是吸收光子的过程,而康普顿效应则是相当和电子的弹性碰撞过程
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【单选题】There is ______ nothing m eat.
A.
near
B.
nearly
C.
almost
【单选题】听力原文:M: There is nothing I like more than rock and roll music when I listen to the tape. It is really exciting. W: Actually I don't listen to popular music. I prefer classical music. Q: What does the ...
A.
Rock and roll music is her favorite.
B.
She does not enjoy classical music.
C.
She rarely listens to popular music.
D.
She is not interested in rock and roll music.
【单选题】听力原文:M: There is nothing I like more than rock and roll music when I listen to the tape. It is really exciting W: Actually I don't listen to popular music. I prefer classical music. Q: What does the w...
A.
She has heard rock and roll music.
B.
She does not enjoy classical music.
C.
She rarely listens to music.
D.
She is not interested in rock and roll music.
【单选题】听力原文:M: Your blood pressure is quite normal and there was nothing wrong with your heart or lung. W: But what about these heartaches I am always getting? I'm still worrying about them. Q: What's wrong ...
A.
She's got heart trouble.
B.
She's got a lung disease.
C.
She's got high blood pressure.
D.
She's got headaches.
【简答题】千分尺是属于( )。A. 4
【判断题】在规定交割期限内,卖方未交付有效标准仓单或买方未解付货款或解付不足的,视为违约。 ( )
A.
正确
B.
错误
【简答题】为右面的图配上诗句,最恰当的一项是()
【判断题】在规定交割期限内,卖方未交付有效标准仓单或买方未支付货款或支付不足的,视为违约。( )
A.
正确
B.
错误
【多选题】在规定交割期限内,( )视为违约。
A.
卖方未交付有效标准仓单
B.
买方未解付货款或解付不足
C.
卖方的标准仓单是他人转让所得
D.
买方头寸过大
【单选题】听力原文:M: Your blood pressure is quite normal and there was nothing wrong with your heart or lung. W: But what about these headaches I am always getting? I'm still worrying about them. Q: What's wrong w...
A.
She's got heart trouble.
B.
She's got a lung disease.
C.
She's got high blood pressure.
D.
She's got headaches.
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