The patients are quite________ to the nurses for their special care. 
#44045
A
kind
B
helpful
C
impolite
D
grateful
推荐题目
If you read a lot, your life will be full of ___.
#37983
A
friendships
B
pleasure
C
sadness
D
energy
The math problem is _____ difficult that only _____ students can work it out.
#42449
A
too; a few
B
so; a few
C
so; a little
D
enough; little
—Here are two apples, but you can only eat either of them.—But can I have some bananas, Mum?
#35464
A
another one.
B
one of them.
C
neither this one nor that one.
D
both of them.