[ Intermediate Prepositions ]
I have already put ____ so much enerfy to this project that I just can’t call off this idea
A. in
B. on
C. with
D. for
E. of
Select your answer:

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Tenses (Present and Past) › View————- your father and mother speak Japanese or Chinese?
A. is
B. Do
C. Does
D. Did
Grammar › View
David saw a ——- of bees on the roof.
A. Herd
B. Flight
C. Swarm
D. Fleet
