Помогите, 2,3,4 задания

Question

Помогите, 2,3,4 задания

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Answer 1

1)role
2)burn
3)habitat
4)poisons
5)up

1)has been working
2)has been swimming
3)have you been taking care
4)have been studing
5)have been donating
6)have been trying

1)have to
2)dont have to
3)have to
4)dont have to
5)have to