Grammar Quiz

[ Preposition & Gerund ]

We need to keep on _____ .

A. tries

B. trying

C. tried

D. try

Select your answer:
         


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Other quiz:

Modals for Deduction › View

Which modal verb indicates a strong deduction?

A. could

B. should

C. must

D. might


Homonyms › View

Step on the ___! Stop!
a. brake
b. break