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【简答题】
以下程序的输出结果是:() A. = 30 B. = 1 if a >=10: a = 20 elif a>=20: a = 30 elif a>=30: b = a else: b = 0 print('a={}, b={}'.format(a,b)) A.a=20, b=1 B.a=20, b=20 C. a=30, b=30 D. a=30, b=1
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皮皮学刷刷变学霸
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【简答题】以血红蛋白的变构效应为例说明蛋白质结构的改变对其生物学功能的影响。
【单选题】We'll try to do the work better with _____ money and _____ people. [ ]
A.
few; little
B.
little; few
C.
less; fewer
D.
fewer; less
【简答题】A pair of earphones (cost) ______ a little of money these days.
【单选题】They forced ____ little children to work all day for so little money____ everyone couldn’t bear that.
A.
so; as
B.
so; that
C.
such; as
D.
such; that
【单选题】______ a little money from her pocket money, Alice was able to buy her mother a lovely scarf. [ ]
A.
To save
B.
Saving
C.
Saved
D.
Having saved
【简答题】The guest paid (little) ________ money than he should for the room.
【单选题】He got so little money that his family had to live()welfare money.
A.
on
B.
in
C.
for
D.
by
【单选题】氰酸酯树脂的种类很多，不同的结构会有不同的性能，但它们是固化聚合后生成( )为主的网状高聚物，所以它们有着共同的特性。
A.
线型结构
B.
交联网状结构
C.
三嗪环结构
D.
接枝立体结构
【单选题】It is a _____ that the government spends so much money on guns and so little on education.
A.
difference
B.
disgrace
C.
dependence
D.
disadvantage
【单选题】What was the first question the man had at the interview?
A.
About how much he likes this job
B.
About why he is interested in this job
C.
About how he came to the office
D.
About how he knew about the job
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