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The Passive Form of Modals and Phrasal Modals - Coggle Diagram
The Passive Form of Modals and Phrasal Modals
Examples
Tom will be invited to the picnic
The window can´t be opened.
Children should be taught to respect their elders.
Mary has to be told about our change in plans
Estructure
Modal + be +Past Participle
Past passive form:
estructure:
Modal+have been+ Past participle
examples
The letter should Have been sent last week
This house must have vuilt over 200years ago
Eric couldn´t have been offered the job
Jill ought to have been invited to the party
Imagine that you are planning to travel to another country. There is a lot that you need to do before you leave. Here are some things that might need to be done:
Your passport has to be renewed.
Your hair still needs to be cut.
Your shoes should be repaired.
And your dog is supposed to be taken to a friend’s house.
All of these sentences use either modals or something called “phrasal modals," and they are in the passive voice.