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【判断题】
V 带传动中,带的三个表面应与带轮的三个表面接触而产生摩擦力。A.
正确
B.
错误
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【单选题】We went to a restaurant that night. ______food was lovely, but I didn’t like the soup or the dessert.
A.
Some of
B.
Some of the
C.
None of the
D.
All the
【单选题】We went right round to the west coast by _____ sea instead of driving across _____ continent. [ ]
A.
the, the
B.
/, the
C.
the, /
D.
/, /
【单选题】We went to a restaurant last night, ______food was lovely, but I didn’t like the soup or the dessert.
A.
some of
B.
some of the
C.
none of
D.
all the
【简答题】函数y= 的增区间为（ ）。
【简答题】My grandmother became a widow in 1970. Shortly after that, we went to the shelter to pick out a dog to keep her . Grandma decided on a little dog with a reddish-brown spot above each eye. these spots,...
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