Ответ:
1) 1. Has
2.are
3.have
4.are
5.have
6.has
7.are
8.is
3)boxes, men,feet, heroes, leaves, sheep, roofs/ rooves, pianos, mothers-in-law, news, progresses, datum, knives, days
5)1. go
2. Lives
3.opens
4. doesn‘t like
6)1. my sister’s friend
2.mother’s bag
3.there are many chairs and tables in the classroom
4.there are pens and notebooks on the table