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【单选题】
If the demand curve for desktop computers shifts rightward and at the same time the supply curve shifts leftward, thenA.
the equilibrium quantity definitely increases.
B.
the equilibrium quantity definitely decreases.
C.
the equilibrium quantity definitely remains the same.
D.
More information is needed to determine the effect on the equilibrium quantity.
E.
the equilibrium price definitely falls.
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举一反三
【单选题】下列选项中，能体现天文学发展的历史线索的是（）
A.
布鲁诺-开普勒-第谷-伽利略
B.
布鲁诺-开普勒-第谷-达芬奇
C.
布鲁诺-第谷-开普勒-伽利略
D.
布鲁诺-伽利略-开普勒-第谷
【简答题】The girl is dancing gracefully to the music. The girl is wearing a red skirt.
【简答题】The girl is dancing in the gym . (划线 部分 提问) _______ is the girl _______ in the gym?
【简答题】Flash中,分离图片的快捷键是( )。A. Ctrl+G B. Ctrl+Z C. Ctrl+B. D. Ctrl+A
【简答题】The beautiful girl is dancing now. ( 改为一般疑问句 ) ________ the beautiful girl ________ now?
【单选题】-----Look! The girl dancing in the gym ____ be Joe. She is the girl who loves dancing too much, you know. ----- No, it ____ be her. Joe has gone to Shanghai.
A.
must; mustn’t
B.
must; can’t
C.
can’t; mustn’t
D.
can’t; can’t
【单选题】百链云检索平台的地址是什么?
A.
www.blyun.com
B.
www.duxiu.com
C.
www.sslibrary.com
D.
http://video1.ssreader.com
【单选题】—Do you know the girl is dancing over there? —Yes. She is Tom’s sister.
A.
who
B.
whom
C.
which
相关题目：
【单选题】下列选项中，能体现天文学发展的历史线索的是（）
A.
布鲁诺-开普勒-第谷-伽利略
B.
布鲁诺-开普勒-第谷-达芬奇
C.
布鲁诺-第谷-开普勒-伽利略
D.
布鲁诺-伽利略-开普勒-第谷
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