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【单选题】
下列关于生物体内化合物的叙述,正确的是()
A.
糖类不参与细胞识别
B.
蛋白质和氨基酸与双缩脲试剂都产生紫色反应
C.
麦芽糖经水解可产生果糖
D.
细胞中自由水含量高代谢旺盛
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参考答案:
举一反三
【简答题】This boy is Peter Smith. His __ name is Peter. His __ name is Smith. This is school. His school __ number is 20048567. His teacher is Miss White. Miss White _ a good teacher. Li Min is a Chinese boy. ...
【单选题】Peter prefers to be his own boss and ______ his own business.
A.
charge
B.
make
C.
run
D.
take
【单选题】Peter enjoyed _______ at his birthday party last night.
A.
he
B.
him
C.
himself
D.
his
【简答题】阅读理解。 A little boy came to a new town with his parents. His name was Peter. His family was very rich (富有). They had a driver (司机) and they had a cook, and a lot of servants (仆人). Peter was going to a ...
【单选题】如图所示,三台同型号水泵在外界条件相同的情况下并联工作,并联时水泵的效率点应为( )。
A.
η
B.
η1
C.
η2
D.
η3
【单选题】Congratulations to Peter Brooks on his promotion to Brand Manager.Peter Brooks works in ______ .
A.
production.
B.
marketing.
C.
finance.
【简答题】完形填空 This boy is Peter Smith. His 1 name is Peter. His 2 name is Smith. This is 3 school. His  school _ 4 __ number is 20048567. His teacher is Miss White. Miss White   is  5__ good teacher. Li Min is...
【单选题】如图1所示,三台同型号水泵在外界条件相同的情况下并联工作,并联时水泵的效率点应为()。
A.
η
B.
η1
C.
η2
D.
η3
【单选题】测验法、调查法和观察是评价时收集信息资料的方法,关于他们的阐述最恰当的是()
A.
测验法适宜于收集认知类目标和学习成绩资料
B.
调查法适宜于收集技能类目标的学习成绩资料
C.
观察法适宜收集情感类目标的资料
D.
收集资料时,测验法比观察法、调查法要方便和实用
【单选题】676对进出频率高或易损耗的货品所用的一种盘点方法是:
A.
动态盘点
B.
重点盘点
C.
临时盘点
D.
循环盘点
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