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【判断题】
油品的动力黏度是指油品内分子之间因运动摩擦而产生的阻力大小A.
正确
B.
错误
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举一反三
【单选题】The two boys look so much alike _______no one can tell them apart.
A.
so that
B.
that
C.
and
D.
as
【单选题】The two boys look so much alike ______ no one can tell them apart. [ ]
A.
that
B.
after
C.
as
D.
so that
【单选题】Mr.Black drove off ________ of Larry’s Shop. A.in all directions B.under the direction C.in a direction D.in the direction
A.
in all directions
B.
under the direction
C.
in a direction
D.
in the direction
【单选题】Mr. Black drove off _____ of Larry’s Shop.
A.
in all directions
B.
under the direction
C.
in a direction
D.
in the direction
【单选题】The two boys look so similar that I can never ______ the difference between them.
A.
tell
B.
make
C.
find
【简答题】下列程序段执行后 x 的值是 ______ 。 X=100 : y=50 If x>y then x=x-y else x=x+y
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