Listen! Can you hear them _______ in the next room?
#48588
A
practising to sing
B
practising singing
C
practise singing
D
to practise sing
推荐题目
Something is wrong with my computer. I’ll have it______.
#48519
A
repair
B
repairing
C
repaired
D
to repair
Doctors tell people _________ their hands often and to stay home if they feel ill.
#50765
A
to wash
B
washes
C
wash
D
washing
