[ Preposition & Gerund ]
We need to keep on _____ .
A. tries
B. trying
C. tried
D. try
Select your answer:

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BASIC GRAMMAR - PRONOUNS › ViewYou are getting lazy. ___________ must improve yourself.
A. Your
B. You
C. I
D. me
Grammar › View
It is believed that travelling is a good way to expand our ______ of the world.
A. know
B. knowledge
C. knowledgeably
D. knowledgeable
