---Have you returned the book to the library ____?   ---Yes, I have ____ returned it.
#47667
A
yet, yet
B
already, already
C
already, yet
D
yet, already
推荐题目
Tom is _____ than Sam.
#46671
A
heavy
B
heavier
C
more heavy
D
much heavy
Shanghai is one of _______in China.
#47794
A
the big city
B
the bigger cities
C
the biggest cities
D
the biggest city
 Do you have        to do this weekend?
#46022
A
important nothing
B
nothing important
C
important anything
D
anything important