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【简答题】
链传动的 传动比不变, 传动比是变化的。
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皮皮学刷刷变学霸
举一反三
【单选题】—What's your pen pal's name? —______ [ ]
A.
She is a girl
B.
She is OK .
C.
Kate Smith
【单选题】It_____ him one hour______ the exercises yesterday. [ ]
A.
takes; to do
B.
took; to do
C.
takes; doing
D.
took; doing
【单选题】--What’s her name? —________
A.
She is a girl．
B.
She is OK．
C.
He is Tom．
D.
Her name is Kate．
【单选题】In a family, ______ really works is ____ there is one person who understands the finances and takes care of it.
A.
that; what
B.
what; that
C.
it; that
D.
as; that
相关题目：
【单选题】--What’s her name? —________
A.
She is a girl．
B.
She is OK．
C.
He is Tom．
D.
Her name is Kate．