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【多选题】
在下列各项中,会引起企业税后利润增加的有( )。A.
单价降低
B.
降低单位变动成本
C.
节约固定成本
D.
预计销售量减少
E.
企业所得税税率降低
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举一反三
【单选题】On the pole side of the trade wind belt，there is an area of high pressure with weak pressure gradients and light，variable winds．This area is called the ______．
A.
Prevailing westerlies
B.
Geostrophic winds
C.
Doldrums
D.
Horse latitudes
【判断题】It is avoidable for authoritative people to protect their rightness in some area of life. Many of the challenges they are faced with should be neglected in a way.()
A.
正确
B.
错误
【单选题】某疾病经济负担研究拟测量某地所有精神分裂症病人门诊治疗所形成的直接疾病经济负担，在计算精神分裂症病人总数时最好选用的指标是( )。
A.
患病率
B.
发病率
C.
就诊率
D.
住院率
【单选题】In some area, wind power has been successfully _____, creating an alternative method of producing energy.
A.
skipped
B.
tapped
C.
dragged
D.
choked
【单选题】The _______ wind in this area is from the south-west
A.
controlling
B.
prevailing
C.
persisting
D.
continuous
【单选题】In the Northern Hemisphere，an area of counterclockwise wind circulation surrounded by higher pressure is a ().
A.
Low
B.
High
C.
Warm front
D.
Cold front
【单选题】Some necessary equipment as well as food and clothes________sent to the disasterhit area since the powerful earthquake occurred. [ ]
A.
has been
B.
have been
C.
is being
D.
are being
【单选题】Some physicists have proposed that sunspots and solar wind have negligible effects on the earth's weather.
A.
undetermined
B.
insignificant
C.
unusual
D.
indisputable
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