问题描述：
又一道英语数词练习题
例题
he has ()books in his study
A several thousands B some thousands of C some thousands Dsome thousand of
在本章开头作者说thousand前加数词或several many不用加s而且也不接of的（后面是代词宾格时候就加of）
难道和some连用就要加S?books也不是代词宾格啊,郁闷
例题
he has ()books in his study
A several thousands B some thousands of C some thousands Dsome thousand of
在本章开头作者说thousand前加数词或several many不用加s而且也不接of的（后面是代词宾格时候就加of）
难道和some连用就要加S?books也不是代词宾格啊,郁闷
问题解答：
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