Grammar Quiz
[ Tenses ]

The equipment ______ by the technician before it can be used for the experiment.

A. must be checked

B. must have checked

C. must check

D. must be checking

Select your answer:
A  B  C  D  E 


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“I’m sorry _______.”

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B. for what I heard

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A. retaok

B. redake

C. retak

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A. feet

B. foots

C. footes

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