4) а) The Whites don't have a new car
б)She is not a doctor
в) The Browns won't be in Moscow
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5)1) Are you doing a test?-Yes, i am
2)Are your teacher sleeping?- Yes,she is
3)Are your friends stydying?-Yes, the are
4) Is it raining today?- Yes it is
5)Are your classmates singing?- Yes they are
6)Are you had working?- Yes he is.
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6) а) are visiting
Дальше не вижу, если сфоткаешь поближе, то напишу