[ Grammar ]
It is very simple to _________ this machine.
A. to use
B. used
C. use
D. using

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Grammar › ViewPlaying dodge ball _____ fun for me when I was little. But now I enjoy ______ basketball when I am free.
A. was; played
B. is; playing
C. had; to play
D. was; playing
Vocabulary & Grammar › View
I ______ a new medicine tomorrow for my fever.
A. will take
B. took
C. takes
D. take