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【单选题】
电位是( ),随参考点的改变而改变,而电压是绝对量,不随参考点的改变而改变A.
恒量
B.
变量
C.
绝对量
D.
相对量
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反馈参考答案：
举一反三
【单选题】She pretended ________ me when I passed by.
A.
not to see
B.
not to be seeing
C.
to not see
D.
having not seen
【单选题】She pretended to the manager, but actually she was thinking about something else.
A.
listening
B.
to have listened
C.
having listened
D.
to be listening
【单选题】She pretended ______ to the manager，but actually she was thinking about something else.
A.
to listening
B.
to have listened
C.
to be listening
D.
having listened
【单选题】She pretended TV when her mother came in.
A.
not to be watching
B.
not watching
C.
to not watch
D.
having not watched
【单选题】She pretended______when the teacher came into the classroom. [ ]
A.
to sleep
B.
sleeping
C.
to be sleeping
D.
that she is sleeping
【简答题】"The Duchess was seated in a straight-backed" means that she tried to 1 . "What are you talking about?" implies that she pretended to be 2 and dared to 3 in order to 4 .
【单选题】She pretended to be calm but _____she was very nervous when she was being questioned.
A.
in actual
B.
as matter of fact
C.
actually
D.
in a fact
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