31.   We can now deal with the main problems that could arise in the new community care system.

32.   What do you consider to be the main problem?

33.   The main problem is unemployment.

34.   The main problem, I believe, lies elsewhere.

35.   His main problem was the extremely smoky atmosphere at work.

36.   There are two main problems which afflict people with hearing impairments.

37.   Increasingly open discussion of the subject in the Turkish press made it clear that the Kurdish issue would continue to be the main political problem facing the government.

38.   The main problem with the simple yield to maturity, though, is that it does not take into account compound interest.

39.   What are the main problems facing investment analysts when they analyse company reports?