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【单选题】
平行于向量a={2，3，4}的单位向量为( )。A.
{1，1，1}
B.
{2，3，4}
C.
D.
{4．6．8}
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举一反三
【单选题】教育作为一种有目的文化价值的引导工作,它需要撷取文化的精华编成教材。提供给受教育者适应社会生活发展变化所需要的观念、态度、价值、行为方式以及知识与技能。这体现了教育对文化的()功能。
A.
传递
B.
选择
C.
发展
D.
创造
【单选题】How developers develop applications for iPad.
A.
Developers create or modify apps to take advantage of the iPad’s features.
B.
Developers sync with iTunes on a Mac or Windows P
C.
Developers improve versions of applications developed for the iPhone or Mac.
D.
Developers use iOS SDK for developing application for iPad.
【单选题】In the clash between environmentalists and developers, the Indians, ______ presence is in fact crucial to the survival of the forest, have suffered the most.
A.
what
B.
which
C.
whose
D.
that
【简答题】Without a ______ of a profit, housing developers may simply choose to invest in some other activity.
【单选题】Developers are turning to the skyscraper In London because
A.
the weather there covers the city with a gray ceiling.
B.
British are inclined to understatement.
C.
British love the countryside and gardens.
D.
the city's population and its prominence grow increasingly.
【简答题】This centre is being marketed by the developers as the best place in the area to shop.
【单选题】教育作为一种有目的、有文化价值的引导工作,它需要撷取文化的精华编成教材,提供给受教育者适应社会生活发展变化所需要的观念、态度、价值、行为方式以及知识与技能。这体现了教育对文化的( )功能。
A.
传递
B.
选择
C.
发展
D.
创造
【单选题】The developers at Virtech have made several ______ to the LTO Smartphone based on feedback from customer focus groups.
A.
convictions
B.
modifications
C.
accreditations
D.
considerations
【单选题】The last sentence of the text shows that
A.
Van Oss has full confidence in the developers and the public in using new concrete.
B.
Van Oss is pessimistic about the future development of greener concrete.
C.
Van Oss is hostile to the attitudes of developers and the public.
D.
Van Oss feels that people should be patient to wait for the change of the public attitude.
【单选题】The developers are _______.
A.
planting trees
B.
making paths
C.
flying kites
D.
watching the sunset
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