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【单选题】
四边形ABCD的对角线相交于点O,且AO=BO=CO=DO,则这个四边形(   )
A.
仅是轴对称图形
B.
仅是中心对称图形
C.
既是轴对称图形又是中心对称图形
D.
既不是轴对称图形,又不是中心对称图形
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【单选题】Read about the changes in Petra Schein's life. Choose the correct options. In her free time, Petra enjoys listening to music. She (6) to learn to play a musical instrument for a long time.
A.
has wanted
B.
wanted
【单选题】She enjoys to light music.
A.
on listen
B.
to listening
C.
listening
D.
listened
【单选题】She enjoys ____ light music.
A.
to listen
B.
listening
C.
hearing
【单选题】在肋骨型线图中 , 舭龙骨线一般用 表示 。
A.
粗虚线
B.
细双点划线
C.
分段线
D.
粗点划线
【单选题】She enjoys ( ).
A.
listen to music.
B.
listen music.
C.
listening to music.
D.
listening music.
【单选题】Julie enjoys listening music very much. She often says to me that _________ is more interesting than music. [     ]
A.
nothing
B.
something
C.
everything
【单选题】在肋骨型线图中,舭龙骨一般用()表示
A.
粗虚线
B.
细双点划线
C.
粗点划线
D.
船名
【简答题】She enjoys listening to pop music, her sister likes classical music better.
【简答题】She enjoys listening pop music, _______ (but, however) her sister doesn't.
【单选题】排球运动传入我国的时间是
A.
1900年
B.
1904年
C.
1905年
D.
1912年
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