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【多选题】
根据植物的抗低温程度，可以将植物分为()。A.
一般植物
B.
抗霜冻植物
C.
完全抗冻植物
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【简答题】Questions 26 to 35 are based on the following passage. Since the 1940s, southern California has had a reputation for smog. Things are not as bad as they once were but, according to the American Lung A...
【单选题】It was in__ when he was already in ___ that he went to Yan'an.
A.
the 1940s, the 40s
B.
the 1940s, his forties
C.
1940's, his forties
D.
the 1940, his 40s
【单选题】不同类型的数据适合不同的分析方法,在统计学中常见的分析方法有:相关性分析,方差分析,回归分析,时间序列分析,因子分析,聚类分析等。若要对从EPS数据库中检索的2009年到2017年的增值税额数据进行下一年的预测,最适合用( )进行分析
A.
时间序列分析
B.
聚类分析
C.
因子分析
D.
回归分析
【单选题】He served in the army in _____ when he was in his twenties.
A.
1940’s
B.
1940s
C.
the 1940s
D.
the 1940s’
【多选题】以下选项中（ ）反映了经济法运用引导或奖励的方法调整社会生活？
A.
出口商品的增值税税率为零
B.
对优质产品颁发“产品质量奖”
C.
对燃油开征消费税
D.
央行降低存款准备金率
【单选题】The computer was invented in the 1940’s and ______ quite a lot ever since.
A.
was changed
B.
had changed
C.
has been changed
D.
will change
【单选题】She lived in the mountain village ____ the years 1940-1950. [ ]
A.
between
B.
during
C.
in
D.
since
【单选题】______ percentage of working women in the United States has doubled since 1940 has been the result of both economic and social factors.
A.
The
B.
That the
C.
There is the
D.
It is the
【单选题】It was in ______ when he was in ______ that he went to Yan’an.
A.
the 1940’s, the forties
B.
the 1940’s, his forties
C.
1940’s, his forties
D.
1940’s, the his forties
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