[ Modal Verbs ]
Students in my class ____ submit their assignments on time.
A. must
B. should
C. don’t have to
D. could

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Tenses › ViewBy the time the concert starts, the band ___________ all their soundchecks.
A. finishes
B. will finish
C. has finished
D. will have finished
Prepositions › View
The pop singers has always received a large number of letters ______ her fans.
A. of
B. from
C. to
D. on