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【单选题】
关于质体的描述正确的是
A.
叶绿体属于质体
B.
白色体贮存淀粉和蛋白质
C.
有色体含色素
D.
无色体和有色体间可以相互转化
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参考答案:
举一反三
【判断题】从汉字的演变来看,国字源于玉字。()
A.
正确
B.
错误
【单选题】In 'How much do you think she drinks?' how much is ______ of the sentence.
A.
the subject
B.
the object
C.
the complement
D.
the adverbial
【判断题】从汉字的演变来看,国字源于玉字。
A.
正确
B.
错误
【简答题】Our invitations have all been ________ (accepted, received).
【单选题】Our invitations have all been ______.
A.
received
B.
accepted
【多选题】本次混凝实验的目的是探讨( )与混凝效果之间的关系。
A.
水温
B.
混凝剂用量
C.
混凝pH
D.
混凝搅拌速度
【简答题】Our invitations have all been (received, accepted).
【简答题】Read the passage carefully until you have got its main idea, and then select one appropriate word for each gap from the box following the passage. About twenty of us schoolchildren had been fortunate ...
【单选题】《建筑桩基技术规范》中,预应力高强混凝士管桩代号为,( )。
A.
PC
B.
PHC
C.
PS
D.
PHS
【单选题】t is not how much we do but how much love we put into ____we do____benefits our work most.
A.
That , who
B.
Which, that
C.
What , that
D.
What, what
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