皮皮学，免费搜题
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【单选题】
确定空间一点的投影,需要的投影的个数为( )A.
1个
B.
2个
C.
3个
D.
4个
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皮皮学刷刷变学霸
举一反三
【单选题】As a reliable travel agency, we really do try to describe our centers and accommodation as realistically as possible. All our Super Centers and Main Centers have been extensively investigated during t...
A.
it were less truthful
B.
it used fewer superlatives
C.
it eliminated description
D.
it were more encouraged
【单选题】__As a result___, we are using more land and resources to actually produce less food.( As a result)
A.
建立
B.
掌握
C.
结果是
【单选题】As a reliable travel agency, we really do try to describe our centers and accommodation as realistically as possible. All our Super Centers and Main Centers have been extensively investigated during t...
A.
helpful fault-finding by customers
B.
attractive description of the centers in every brochure
C.
a standard policy of prompt repayment
D.
careful control of the hotels
【单选题】As a reliable travel agency, we really do try to describe our centers and accommodation as realistically as possible. All our Super Centers and Main Centers have been extensively investigated during t...
A.
a program of personal visits
B.
intensive enquiries about facilities
C.
attempts to increase hotel accommodation
D.
an improved information service
【单选题】As a reliable travel agency, we really do try to describe our centers and accommodation as realistically as possible. All our Super Centers and Main Centers have been extensively investigated during t...
A.
the year before last
B.
three years ago
C.
between 1975 and 1976
D.
within the last three seasons
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