Read the email and for each question choose the correct answer, A,B or C

I. A don’t have to B should C must

2. A should B have to C can

3. A can B should C must

4. A mustn’t B can’t C don’t have to

5. A shouldn’t B hasn’t C don’t have to

6 A doesn’t B has C should

7. A must B can C has to

8 A must B could C can