This question ______ several times.
A: discussed
B: has discussed
C: is being discussed
D: has been discussed
A: discussed
B: has discussed
C: is being discussed
D: has been discussed
举一反三
- The issue of healthy eating ______ today with several books published about it. A: has been much discussed B: had been much discussed C: will be much discussed D: was being much discussed
- When and where to meet _____. A: has discussed B: have discussed C: has been discussed D: have been discussed
- It is suggested that the question（）at the next meeting. A: should discuss B: be discussed C: should have been discussed D: being discussed
- The problem___ at the meeting yesterday has not been solved yet. A: discussing B: discussed C: having discussed D: to be discussed
- The topic ______ is very interesting. A: discuss B: to discussed C: been discussed D: being discussed