China,as one of the oldest countries in the world,has a more than ________history.
A.five-thousand-year B.five-thousands-year
C.five-thousand-years D.five-thousands-years
We will have a___holiday after the exam.
A.two month B.two-months
C.two- month D.two months
About three _____players will take part in sports meeting.
A.thousands B,thousands of
C.thousand D.thousand of
The factory ______we visited yesterday was the one ______I once worked.
A.where ; which B.which;which
C.which;where D.where;where
请告诉我你选择的理由