2.

1. make
2. doing
3. make
4. do
5. make
6. make

3.

1. do
2. do
3. make,do
4. make
5. make

Ответ:

Task 1

1- The waiter had made a mistake

2- But you have to make a decision on one way or the other

3- Yes, we`ll have to make an arrangement

4- We had to make a change

5- No, you have to make a choice

6- Yes, I hope I can make a contribution

Task 2

1-do

2-doing

3-make

4-do

5-make

6-do

Task 3

1-do

2-do

3-do, make

4-do

5-make

Объяснение: