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The passive infinitive is made by prefixing which words?

ATo do
BTo go
CTo see
DTo be
Answer & Solution
Correct answer: D. To be
1. To be struck is the present example. 2. The perfect form uses to have been. 3. The prefix is to be. _Source: Kittredge, An Advanced English Grammar with Exercises (Project Gutenberg)_
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