[ Time Phrases ]
I play football __ Saturday afternoon.
A. at
B. on

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Future Time and TensesPassive of Modal VerbsWord Form & Verb TenseNouns FormationModals for ObligationPresent and Past Simple PassiveGerunds and InfinitivesPresent Perfect ContinuousIndefinite ArticleTenses and StructuresOther quiz:
Grammar › ViewTurn on the computer, _____ open the file.
A. then
B. than
Grammar and Vocabulary › View
Change the modal without changing the meaning:
HE COULDN’T COMPLETE THE FILM ON TIME
A. ought to
B. may
C. wasn’t able to
D. doesn’t need to