1- endangered
2 planet
3- working
4- planting
5-problems
6 lonely
7- solution
8- suitable
1 get
2on
3 a (я сомневаюсь)
4 swam
5 in
6 a lot of
7 and (я сомневаюсь)
8 were
9 had
10 <span>worring</span>
1. Must
2. Must
3. Have to
4. Have to
5. Must
6. Have to
7. Don't have to