[ Auxiliary Words ]
He is late. He ____ have missed his plane.
A. shall
B. should
C. may
D. can

Random Topics:
Modal RequestsOffering HelpGrammar - direct/indirect objectsRun-On SentencesPresent and Past TenseInterrogative Pronouns & AdverbsReflexive Pronouns & Modal VerbsVerbs – Nouns – Adjectives - AdverbsComplex Sentences with Adverb ClausesActive and PassiveOther quiz:
Present, Past, and Future Time › ViewCindy ________________ (drive) her car for only five months
A. Cindy has drived her car for only five months
B. Cindy has driven her car for only five months
C. Cindy has drive her car for only five months
D. Cindy have drived her car for only five months
Adverb of Frequency and Past Continuous Tense › View
She __________ (never, be) ready when I pick her up
A. are never
B. is never
Mixed Tenses › ViewI had prepared dinner before I __________________ to work.
A. went
B. had gone
C. was going
D. is going
Homonyms › View
A popular sport in Hawaii is ___ boarding.
a. serf
b. surf
