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【多选题】
目前国内外关于教学系统设计的观点有( )A.
一种教学材料开发的技术
B.
系统计划或规划教学的过程
C.
创设和开发学习经验和学习环境的技术
D.
一门设计科学
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举一反三
【单选题】From the first paragraph, we know that many animals ______.
A.
are safe to pet
B.
respond favorably to rewards and affection
C.
can be trained in the wild
D.
should not be kept in zoos
【简答题】Should parents ever hit their children? Research suggests many of us are likely to respond “no”, and public support for spanking (打屁股) has been falling over the years. But surveys also show that 75 pe...
【单选题】下列关于被动转运的描述，错误的是
A.
药物跨过细胞膜不耗能
B.
药物跨过细胞膜没有饱和限速
C.
药物跨过细胞膜存在着相互竞争的制约
D.
是药物跨过细胞膜的主要转运方式
E.
它包括简单扩散及滤过
【简答题】Many female __________________(respond) to the survey said they posted photos of their purchases on social media for their friends to admire
【单选题】Through many years of evolution, your body has learned how to respond to stress basing on its instinct for survival.
A.
based on
B.
taken on
C.
founded on
D.
built on
【简答题】a pale yellow top ____
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