新概念英语第一册第82课B部分答案，要详细。求高手解答啊~~~~~~~~~~

练习答案 Key to written exercises

Lesson 82
A
1 They ate a meal at a restaurant.
2 We went for a holiday last month.
3 Eat a biscuit.
4 You enjoyed yourself.
5 They are eating their lunch.
6 I drank a glass of milk.

B
1 They are going to have breakfast.
2 They are having lunch.
3 He must have tea.
4 They had dinner.
5 They must have a meal.
6 He is going to have a swim.

7 He is having a bath.
8 He had a haircut.
9 They are having a lesson.
10 They had a party.
11 They must have a holiday.
12 They are going to have a good time.