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【判断题】
商业承兑汇票是由购货企业签发的,并由购货企业承兑。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】What is NOT significant of the increase of wind power?
A.
Wind power is the fastest growing energy source.
B.
Wind power has become an ever-expanding industry.
C.
The wind power is creating thousands of jobs in Germany.
D.
The electricity generated by wind power in 1999 is enough for 5 million suburban homes.
【单选题】请阅读下面的程序: i=3 j=5 while True: if i<5: i+=i print(i) break elif j<1: j-=j print(j)
A.
8
B.
2
C.
6
D.
0
【单选题】以下循环终止后将显示什么? number = 55 isPrime = True i = 2 while i if number % i == 0: isPrime = False i += 1 print("i is", i, "isPrime is", isPrime)
A.
i is 5 isPrime is True
B.
i is 5 isPrime is False
C.
i is 6 isPrime is True
D.
i is 6 isPrime is False
【单选题】What will be the output of the following Python code? i = 1 while True: ----if i%2 == 0: --------break ----print(i) ----i += 2
A.
1
B.
1 2
C.
1 2 3 4 5 6 …
D.
1 3 5 7 9 11 …
【单选题】What is the professor's opinion about the future of wind power?
A.
He thinks that wind power will require more research before it becomes practical.
B.
He supports the use of wind power only as a secondary source of energy.
C.
He feels that most of the world's energy problems will be solved by wind power.
D.
He believes that there are too many problems associated with wind power.
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