单项选择题

Are you going to keep me（）all day long

A.to wail
B.wait
C.waiting
D waited

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（）ballpoint pen was invented by（）Hungarian refugee nam...

单项选择题（）ballpoint pen was invented by（）Hungarian refugee named Lazlo Biro.

A.A;a
B.The;a
C.A; the
D.The; the