The patients are quite________ to the nurses for their special care. 
#44045
A
kind
B
helpful
C
impolite
D
grateful
推荐题目
Tony, ______his father, ____ walking from home to school.  
#41190
A
likes; like
B
like; likes
C
like; like
D
likes; likes
The pot ___ for ___ hot water.
#36426
A
used; keeping
B
was used; keeping
C
is used; to keep
D
are used; keep