— Is there any possible way to help the children get rid of such a bad habit?— To be honest, it’s very hard, but we ______on this problem.
#103296
A
work
B
worked
C
are working
D
were working
推荐题目
 Although all of the apples _______, none of them _______ good.
#99037
A
have tasted; taste
B
have been tasted; are tasted
C
have been tasted; taste
D
have tasted; are tasted
After a fire broke out in the workshop, a lot of equipment ____.
#102704
A
is damaged
B
had damaged
C
was damaged
D
damaged