Has all that ____ without delay ____ yet?
#98988
A
can do…being done
B
done…been done
C
ought to be done…to do
D
should be done…been done
推荐题目
 _______ on time, this medicine will be quite effective. 
#98430
A
Taking
B
Being taken
C
Taken
D
Having taken
The bad weather meant__________ the rocket launch or 48 hours,.
#98677
A
delaying
B
having delayed
C
to delay
D
to have delayed