Here are the corrected sentences:

32. My best friend is coming to my house this morning. We are going to the zoo tomorrow for some shopping this afternoon.

• My best friend is coming: We need the verb "to be" (is) to show that your friend is arriving.
• to my house: This tells us where your friend is coming.
• this morning: This specifies the time of arrival.
• We can rearrange the remaining sentences for better flow:
  • We are going to the zoo tomorrow (states the plan for tomorrow).
  • for some shopping this afternoon (explains the purpose of going out this afternoon).

33. Mrs. Trang is taking her children. (This sentence is already correct.)

34. My parents are not going to buy me any new trainers.

• are not going to is the negative form of "going to" used for future plans.

35. An is not going to watch television all day.

• is not going to is used again for the negative future plan.

36. We are not taking the train to the football match tonight.

• We are not taking is the negative present continuous tense used for an ongoing action not happening.