[ Grammar ]
It is very simple to _________ this machine.
A. to use
B. used
C. use
D. using
Select your answer:
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Grammar › ViewThe cake tastes good! Who _____?
A. bakes it
B. is baking it
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Verb Form › View
I enjoy …………………………………. to classical music.
A. listening
B. to listen
C. listen
D. listened
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