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【单选题】
判断以下第(      )安排属于自身配对实验设计。
A.
同株树上的两枝条
B.
一对夫妻
C.
体重相同的两只动物
D.
同一受试者接受两种不同处理
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参考答案:
举一反三
【单选题】一般用于表示细菌大小的单位是()
A.
cm
B.
mm
C.
nm
D.
μm
【简答题】细菌大小的单位一般用什么单位表示?
【单选题】根据对称分量法,a、b、c三相的零序分量相位关系是( )。
A.
a相超前b、c相
B.
b相超前a、c相
C.
c相超前a、c相
D.
同相位
【单选题】She is good _____ playing the piano and good ______ her students, which is good _______ the students. [     ]
A.
at; for; to
B.
to; to; for
C.
at; to; for
D.
to; at; for
【简答题】地铁建设的三个关键节点依次是 、 和 (填写简称即可)。
【单选题】She _______ live with her parents, but she doesn’t now.
A.
used to
B.
is used to
C.
was used to
D.
has used to
【单选题】She used  ___with her parents, butnow she is used to ____  with her classmates at school. [      ]
A.
live; liwing
B.
1ive;  live
C.
living;  living
D.
living;  live
【单选题】She used to_____with her parents,but now she is used to____with her classmates. [     ]
A.
live,living
B.
live,live
C.
living,living
D.
living,live
【单选题】She in the big city, but now she in the small town with her children.
A.
used to live;is used to living
B.
used to living;is used to living
C.
used to live;is used to live
D.
used to living;is used to live
【简答题】细菌的大小一般用什么单位表示?
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