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【判断题】
蒲公英的植株有乳汁,且头状花序都是舌状花,因而它是菊科舌状花亚科的植物。( )A.
正确
B.
错误
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【简答题】Weddings are quite different——from nation to nation, from area to area, and from the past to the present. However, all people consider weddings to be important and happy s. People in the Western ...
【单选题】What are the audiences requested to do?
A.
To refrain from taking pictures
B.
To refrain from using a mobile phone
C.
To arrive an hour early the following day
D.
To stay with the group at all time
【简答题】曲线 在 处的切线平行于直线 ，则 点的坐标为 .
【单选题】－What is your math teacher like, Nick? －She is very kind _________ she looks a little serious.
A.
although
B.
if
C.
so
D.
until
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