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【多选题】
大体积混凝土的浇筑方案有()A.
全面分层
B.
分段分层
C.
斜面分层
D.
断面分层
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举一反三
【单选题】According to the passage, foreign language students who do not communicate with native speakers will NOT______.
A.
learn very much about the foreign society
B.
take advantage of available language
C.
have to worry about making mistakes
D.
learn about the history of the foreign language
【单选题】According to paragraph 2，which of the following decreasessince the mid-1980s?
A.
Federal spending in R&D．
B.
Private spending in R&D．
C.
Federal spending in R&D as a share of GDP．
D.
Gross spending in R&D as a share of GDP．
【单选题】According to Paragraph 3, which of the following statements is TRUE?
A.
Teenagers should spend more time learning to drive.
B.
Driving is a skill too complicated for teenagers to learn.
C.
Restrictions should be imposed on teenagers applying to take driving lessons.
D.
The licensing authorities are partly responsible for teenagers' driving accidents.
【单选题】According to Paragraph 3, which of the following statements is true?
A.
Teenagers should spend more time learning to drive
B.
Driving is a skill too complicated for teenagers to learn
C.
Restriction should be imposed on teenagers applying to take driving lessons
D.
The licensing authorities are partly responsible for teenagers' driving accidents
【单选题】According to the professor, what is the latest change of sport?
A.
It no longer attracts spectators because they have more ways of entertainment.
B.
It competes with other leisure activities rather than itself.
C.
More and more people are willing to spend their money on sports.
D.
Athletes are becoming more difficult to manage.
【简答题】sshd 服务的口令验证与密钥验证方式,哪个更安全?
【简答题】设计商品详情页(设计要求:宽度为750像素,高度不能少于12屏,商品信息(图片、文本或图文混排)、商品展示(图片)、促销信息、支付与配送信息、售后信息;图片素材使用已经拍摄的素材。商品描述中包含该商品的适用人群,及对该类人群有何种价值与优势;商品信息中可以允许以促销为目的宣传用语,但不允许过分夸张)。
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