Раскройте скобки. используйте сокращённые формы be (am not, isn't, aren't) . 1. richard and henry … (not swim) in the river in summer. 2. he … (not have) tea for breakfast. 3. she … (not make) a cake. 4. kate … (not dance) now.

1. Richard and Henry aren't swimming in the river in summer.
2. He isn't having tea for breakfast.
3. She  isn't making a cake.
4. Kate isn't dancing now.

1 - aren't
2 - isn't
3 - isn't
4 - isn't