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【简答题】
试用逻辑代数的基本等价律证明下列等式: A+ A̅B= A+B (答案写在纸上,拍照上传)
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【单选题】-- You've been abroad for so long. We haven't seen each other ever since you left. How are you these days? _____How about Helen and Henry?
A.
How are you?
B.
Fine. Thank you.
C.
How do you
D.
How do you do?
【简答题】When Albert Einstein was young, he was a quiet child who spent much of his time alone. He was slow to talk and had difficulty in learning to read. When Albert was five years old, his father gave him a...
【单选题】Albert Einstein was born when?
A.
March 14, 1879
B.
March 14,1889
C.
May 14,1879
D.
May 14,1889
【简答题】Albert Einstein was one of the greatest thinkers the world has ever known. He formulated theories of relativity, successfully described the nature of the universe and came up with the most famous equa...
【单选题】听力原文：F: Hey, jack! How are you these days? M: Not very well. I always feel tired. What's even worse, I often feel depressed for no reason. It seems that I feel tired of the Internet. F: YOU? Tired of ...
A.
He is fine.
B.
He is sick.
C.
He is crazy about Internet.
D.
He feels depressed for no reason.
【简答题】阅读理解 Dear Fang, How are you these days? I have been in England for two months. It’s not a long time for a newcomer, and there are still a lot of things to do. Sorry for not being able to write to you ...
【单选题】听力原文：M: Good morning, Patricia. How are you these days? W: Fine, thanks, Bill. Glad to see you again. What news can you bring from your business trip to our headquarters in New York last week? M: Well...
A.
He was at a news conference.
B.
He was on a business trip.
C.
He was traveling with the company's CEO.
D.
He was negotiating with a New York agent.
相关题目：
【单选题】Albert Einstein was born when?
A.
March 14, 1879
B.
March 14,1889
C.
May 14,1879
D.
May 14,1889