包括液晶电视和等离子电视在内的平板电视一直是彩电业梦寐以求的新利润增长点,几年前,一台等离子彩电要四五万元,而今,已经降至万元以下。这一变化的根本原因是( )
He has written many books, but _______ of them are good. A.few B.many C.any
There is _____ boat in ________river. A. a; the B. the; a C. a; a
Some of my friends are interested in science,but none of them can tell_____.
—I’m worried about the coming test. —You should work hard for it,_____you’ll have to take it again.
—Have you got everything_____you need to take for the trip? —Yes.I have got everying read.