Especially difficult for deaf students are those structures that are exceptions to the typical pattern for interpreting logical subjects, passive sentences containing infinitive clauses, and sentences ...

This is an example of a passive form. We use the passive when it is not so important to know who the agent of the action is. Here we are not so interested in knowing who nominated Sofia Coppola ...

Although both sentences are passive, sentence A contains an explicit noun phrase to serve as the logical subject of the infinitive. Sentence B does not.A. The researcher was told where to go.B. The ...

Let' takes an infinitive without to, and 'allow' takes an infinitive with to. Both can be made negative with an auxiliary verb, and allow is often used in the passive form.