Some equivalents of modal auxiliaries

Posted by Manjusha. Filed in English Grammar

Be able to

Be able to can be used to talk about ability. It often has the same meaning as can/could.

Be + infinitive

Be + infinitive is used to indicate simple future, like shall or will, but perhaps with a slight degree of uncertainty.

Be + infinitive can also have a similar meaning to must.

Had better

Had better can have the same meaning as should or ought.

Have to and have got to

Sections in this article

Primary Auxiliaries
Be as an ordinary verb
Be as an auxiliary verb
Be: structures
Have: structures