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【单选题】
光电效应实验说明了什么?A.
光具有波动性
B.
光具有粒子性
C.
光具有波粒二
D.
以上都不对
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【单选题】—Dad, when will you be free? You agreed to go to the seaside with me four days ago. —I'm sorry, Jack. But I think I will have a _______ holiday soon. [ ]
A.
four-days
B.
four-day
C.
four days
D.
four day
【单选题】2018年《政府工作报告》指出，2018年是全面贯彻党的十九大精神的开局之年，是改革开放______周年，是决胜全面建成小康社会、实施“十三五”规划承上启下的______一年
A.
30 关键
B.
35 决胜
C.
40关键
D.
45决胜
【单选题】-Dad，when will you be free？You agreed to go to Wuhan with mefour days ago. 一I’m sorry，Jean.But I think I will have a __________hoilday soon. [ ]
A.
four-days
B.
four-day
C.
four days
D.
four day
【单选题】Speaker A: Would you like to go boating with me? Speaker B: ______
A.
Will you be free this afternoon?
B.
Yes, I enjoy boating more than anything else.
C.
What a good idea!
D.
I think it good to go boating.
【单选题】Will you be free to ______ tomorrow afternoon, Mrs. Darcy?
A.
come to
B.
come across
C.
come over
D.
go here
【单选题】听力原文：(A) The car is in a garage. (B) The driver is getting in the car. (C) The car is on the road. (D) The driver is checking the engine.
A.
B.
C.
【简答题】8051单片机中,中断允许寄存器IE的中断总允许位是 ,INT1中断允许位是 。
【单选题】—Dad, when will you be free? You agreed to go to the seaside with me fourdays ago. —I'm sorry, Jean. But I think I will have a holiday soon. [ ]
A.
four-days
B.
four-day
C.
four days
D.
four day's
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