Преобразуйте следующие предложения, употребив подлежащее в единственном числе и изменив соответственно форму сказуемого. 1. They often go fishing and catch nothing.
2. My friends work in London; they buy and sell cars.
3. They sit at the window and watch the traffic.
4. These apples are very green.
5. My friend like meat, but do not like fish.​