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【简答题】
数字电路按照是否有记忆功能通常可分为: 和 ,其中 电路没有记忆功能, 电路具有记忆功能。
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【简答题】完形填空。 I was on my merry way when I saw this old lady. She was 1 to go back home after going to the laundromat (自助洗衣店). She was 2 her little cart (手推车) with two wheels on the front but it didn't 3 beca...
【简答题】蛋白质水溶液是一种比较稳定的亲水胶体,其稳定性主要因素有两个,分别是 和 。
【单选题】—Can you help me, Dad? —Sure. But please wait a few minutes until I finish________ my email. [ ]
A.
write
B.
writing
C.
to write
D.
in writing
【简答题】After the long vacation, he didn’t ________ going back to work.
【简答题】蛋白质水溶液是一种比较稳定的亲水胶体,其稳定性主要因素有两个,分别是 和 。
【单选题】听力原文：W: Professor Johnson will finish his speech soon. If you want to see him, please wait for a moment. M: No, thanks, I'll leave a note for him. W: I'll send it to him as soon as possible. What does...
A.
Send a note to Professor Johnson.
B.
Wait a minute to see Professor Johnson.
C.
Write a note to Professor Johnson.
D.
Listen to Professor Johnson's speech.
【单选题】Going Back to Its Birthplace No sporting event takes hold of the world's attention and imagination like the Olympic Games. The football World Cup fascinates fans in Europe and South America;baseball's...
A.
Right
B.
Wrong
C.
Not mentioned
【简答题】( )是一项由英格兰,苏格兰和北爱尔兰旅游局联合支持的连续性国内旅游调查
【判断题】The author's family decided to move back to the convenient city life after going through too many difficulties in the countryside.
A.
正确
B.
错误
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