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【单选题】
在双缝干涉实验中,若使两缝之间的距离增大,则屏上干涉条纹间距( );若使单色光波长减小,则干涉条纹间距( )A.
变小，变大
B.
变大，变小
C.
变小，变小
D.
变大，变大
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反馈参考答案：
举一反三
【单选题】在Powerpoint2010演示稿中添加“动作按钮”，可以实现( )
A.
控制幻灯片统一的外观
B.
控制幻灯片的制作
C.
演示文稿内幻灯片间的跳转功能
D.
出现动画效果
【简答题】The principal at P.S. 35, Miss Barr, was a tall, short-grey haired spinster who s through the halls in low-heeled shoes.
【简答题】As a couple, they are (real) ______ matched.
【简答题】A．He ignored any demand from the couple. B．He satisfied the couple with great enthusiasm and patience. C．He persuaded the couple to leave by offering a lot of benefits. D．He charged the couple twice t...
【简答题】A．The couple could not stop by this evening. B．The couple are now living in a hotel. C．The couple can surely move in tomorrow. D．The woman is not satisfied with the apartment.
【简答题】A boy was born to a couple after eleven years of marriage. They were a loving couple and the boy was treated as the apple of their eyes. One morning, when the boy was around two years old, the husband...
【简答题】A．He called his friend for help. B．The couple offered to help him. C．The couple sent him a business card. D．He had it pulled back to the gas station.
【单选题】To see a young couple loving each other is no _________, but to see an old couple loving each other is the best sight of all.
A.
way
B.
doubt
C.
wonder
D.
sense
【简答题】短期股票投资在持有期间赚取的现金股利，应冲减该短期股票投资的账面余额。（ ）
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