1) He/should / buy/ books/these 2)Will/ he/ to Be / able/youl this/ answer3) They / must/ it/ do
1)He should buy these books 2)he will be able to answer this 3)they must do it
Ответ:
1.He should buy these books.
2.He will be able to answer this .
3.They must do it.
Объяснение:
надеюсь смогла помочь вам
Удачи ^_^