[ Modals ]
The students ____ submit their assignments by Friday.
A. could
B. must
C. may
D. can

Random Topics:
Articles and NounsGrammar - TOEICAdverbs & to beTime PhrasesModal VerbModal Auxiliaries and Similar ExpressionsContrastive ConjunctionsPresent simple or Past simplePresent Simple Tense PassiveVocabulary and TensesOther quiz:
Perfect Tenses of Verbs › ViewThe sky had opened up and there was a storm.
A. present perfect
B. past perfect
C. future perfect
Grammar › View
Places near the Equator have _______ weather even in the cold season.
A. warm
B. a warm
C. the warm
Grammar › View_____ team is the best
A. Who
B. Who’s
C. Whose
Grammar › View
I sent you an email yesterday.
A. Correct
B. Wrong
