Grammar Quiz

[ Infinitive and Gerund ]

It is quite difficult ____________ how they did that.

A. imagine

B. to imagine

C. imagining

Select your answer:
         


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Our class __ a new computer lab next month.

A. will get

B. gets

C. got

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Infinitives or Gerunds › View

Sam often forgets ………………the door

A. locking

B. to lock