【单选题】给出如下代码: a = 3 while a > 0 : a -= 1 print ( a , end = " " ) 以下选项中描述错误的是:
C.
a -= 1 可由 a = a – 1 实现
D.
条件 a > 0 如果修改为 a < 0 程序执行会进入死循环
【多选题】Many organisations are described as bureaucratic. When the team, was first coined, bureaucracy was regarded as being highly efficient and there are still cases where a bureaucratic approach is appropr...
A.
It relies on the expertise of its members – not through standardised skills but by the importance of the mix of skills
B.
Committees and reports slow down the decision-making process
C.
Innovation is difficult
D.
Over-prescriptive rules produce a simplistic approach to problems
【简答题】Most of us feel upset if we miss just one meal, and if we tried to go
without food for l2 hours we would really be uncomfortable. But there are some
people who seem able to "fast" for very long peri...
【简答题】形状公差包括()等;位置公差包括()等。
【简答题】In
some cases, they feel they have no choice, either because there are not
enough suitable permanent jobs to apply for or because the competition
for those jobs is too fierce.
【单选题】________ scientists have done a lot of research on A (H1N1) flu, there are still some cases for further study.
【单选题】Analyze the following statement, and then choose one of the options that you think is best to use in academic writing:“As I've said many times … the data are really just at best suggestive. There have...
A.
Most credible evidence presently available suggests that this drug fails to assist patients suffering from coronavirus infection
B.
Maybe it works, maybe it doesn’t.
C.
Only heaven knows whether it works.
D.
It only works (sometimes) if you believe in it.
【单选题】给出如下代码: def fact(n): s=1 for i in range(1,n+1): s*=i return s 以下选项中描述错误的是