皮皮学，免费搜题
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【单选题】
软件系统中最重要的是( )。A.
解释程序
B.
工具软件
C.
数据库管理系统
D.
操作系统
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皮皮学刷刷变学霸
举一反三
【单选题】The pen I am writing my letter with is different from______.
A.
that one
B.
one
C.
the one
D.
the ones
【单选题】I like __________ color of your coat. I’ll buy _________ like this color.
A.
the; the
B.
a; a
C.
the; a
D.
a ; the
【单选题】The pen I am using now___ my brother
A.
belongs to
B.
is belonged to
C.
belongs
D.
is belonging to
【简答题】(bare) _________ had the spokesman sat down when the reporters started asking questions.
【简答题】He had _______ enough money to buy food. (bare)
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