4) 1. Don't you? 2. Can't you? 3. Isn't it? 4. Won't you? 5. Do they? 6. Have they? 7. Shouldn't they? 8. Don't they? 7a) 1e, 2b, 3d, 4b, 5c. 7b) использую 5с. The phrase means that if you decide to do two things at the same time, neither will be done well. Русская версия: За двумя зайцами погонишься, ни одного не поймаешь. Примеры: Steph, you shouldn't agree to attend two interview in the same day, if you run after two hares, you will catch none.