3 Complete the sentences with have to/don't have to or must/mustn't. 1 You .... bring pets inside the restaurant. (X) 2 My grandma feels sick so I .... do the shopping for her today. (m) 3 Children .... respect their parents. (V) 4 She's got the flu. She .... drink cold water. (X) 5 We .... wear a uniform at our new school. (W) 6 Students .... talk during the test. (X) 7 All passengers .... fasten their seat belts. 8 My parents are leaving to Madrid so I .... take care of the house. (V)​