Find and correct the mistakes in the sentences: 30. i’m not understanding you, can’t you say it again, please? 31. yesterday we have visited a lot of night clubs. 32. what do you think about now? 33. he is having four children. 34. she usually will finish work at 6 in the evening.

30. I do not understand you, can you say it again, please?
31. Yesterday we visited a lot of night clubs.
32. What are you thinking about now?
33. He has got four children.
34a. She would usually finish work at 6 in the evening.
34b. She usually finishes work at 6 in the evening.