[ Grammar ]
I was doing my homework _____ my mother returned.
A. when
B. while
C. after

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Modals › View. Sue has been working all day long. She _______ be tired.
A. Will be able to
B. Must
C. May
D. Might
E. Used to
Grammar › View
____ Fay_____ the restaurant now?
a. Does … enter
b. Is … entering