The old man _____ chess but now he doesn’t enjoy it.   
#75150
A
used to play
B
used to playing
C
was used to play
D
was used to playing
推荐题目
The rain will ___the crops.
#83829
A
benefit from
B
do good for
C
benefit
D
be good at
The guidelines are _______ in the second paragraph.
#73838
A
heard out
B
set out
C
lived out
D
pointed out
--You’ve made great progress in your studies of English, haven’t you? --Yes, but much ______.
#81635
A
remains to do  
B
is remained to do
C
remains to be done
D
is remained to be done