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【多选题】
支链淀粉是由葡萄糖单体通过( )连接起来的多糖。
A.
α-1,4糖苷键
B.
β-1,4糖苷键
C.
α-1,6糖苷键
D.
β-1,6糖苷键
E.
1,2糖苷键
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参考答案:
举一反三
【简答题】阅读理解 Many people like exercise. Some like running and some like swimming. A And some people do more than one kind of exercise. Why do people like ______ (exercise)? Because it makes them feel good. (1...
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【简答题】Wehaven’t seen him .A. yesterday B. twodays ago C. the day after tomorrow D. formany weeks
【单选题】当被摄体以浅亮色调为主,或主体位于大面积明亮背景前,拍摄按平均测光会导致()。
A.
互易率失效
B.
曝光过度
C.
曝光不足
D.
眩光
【单选题】具有“花环型”结构的植物是( )。
A.
C 4 植物
B.
C 5 植物
C.
CAM植物
D.
以上答案都不对
【单选题】—We haven’t heard from Jane for a long time . — What do you suppose to her?
A.
. was happening    
B.
. tohappen  
C.
. has happened   
D.
. having happened
【简答题】“花环型”结构
【简答题】花环型结构
【简答题】Some people will be at a loss what to do (in case of a fire).
【简答题】33 We haven’t discussed yet we are going to place our new furniture A. that B .which C what D where
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