--- Is there any possible way to help them get rid of such a bad habit?--- To tell the truth, it’s very hard. But we   on this problem trying to improve the situation.
#104873
A
worked
B
had worked
C
are working
D
had been working
推荐题目
Because the shop ________,all the Tshirts are sold at half price.
#99729
A
has closed down
B
closed down
C
is closing down
D
had closed down
---Why, Emily, you look so energetic! ---Well, I ______ in the gym for a slim figure so far.
#101434
A
am working out
B
had been working out
C
worked out
D
have been working out