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【简答题】
数据的采集方法有直接调查、______、______和______。
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反馈参考答案：
举一反三
【单选题】— I ______ have turned on the air conditioner at such a low temperature. — No wonder you've got a cold. [ ]
A.
shouldn't
B.
couldn't
C.
mustn't
D.
needn't
【单选题】用氧化还原发测得某试样中铁的质量分数为: 20.01%,20.03%,20.04%,20.05%,分析结果的标准偏差为
A.
1.479E-4
B.
1.48E-4
C.
1.5E-4
D.
1.7E-4
【多选题】What are the qualities for a marketing assistant ?
A.
Have at least two-year work experience in this field.
B.
Speak fluent English.
C.
Be able to work under pressure.
D.
Have good communication skills.
E.
Love children
【单选题】The banking has long been the _____ of the region’s crony capitalism.
A.
obstacle
B.
holdback
C.
cornerstone
D.
hindrance
【单选题】After a long walk at the Disney park, I want to have_____to drink.
A.
any cold thing
B.
cold something
C.
something cold
D.
anything cold
【多选题】What are the qualities of Chinese food attracting the West people?
A.
color
B.
easy-to-cook
C.
aroma
D.
Sweet and Sour Pork
E.
flavor
F.
economical
G.
vitamins retained
【单选题】—where are you going, Tom? —I have a ______. I want to see a dentist. [ ]
A.
throat
B.
toothache
C.
cold
D.
fever
【单选题】听力原文：W: Have you ever seen so much snow in your life? M: I'm just tired of all this cold. How I envy those guys in Florida! Q: What is being discussed? (10)
A.
Florida.
B.
Holiday in Florida.
C.
The man's friends in Florida.
D.
Weather.
【单选题】用氧化还原发测得某试样中铁的质量分数为:20.01%,20.03%,20.04%,20.05%,分析结果的标准偏差为
A.
0.01479%
B.
0.0148%
C.
0.015%
D.
0.017%
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