[ Modal Verbs ]
He __________ forgotten his homework; he looked surprised when asked.
A. may
B. could
C. should
D. must have

Random Topics:
Quantifiers with NounsGRAMMAR - Could / Could notInterjections, Tag Questions and Nouns of Direct AddressPresent Progressive TenseCountable QuantifiersVerbs & Verb TensesGerunds and InfinitivesPresent Simple vs Present ContinuousGerunds, Infinitives and Modals of PossibilityAdverbial ClauseOther quiz:
Personal Pronoun › ViewMy parents’ house is very big, but ____ garden is small.
A. its
B. his
C. her
D. my
E. their
Vocabulary & Grammar › View
The farmer is working in the field on his ___________.
A. buses
B. tractors
C. helicopters
D. boats
Conjunction › ViewShe was hungry, ____________ she ate an apple.
A. but
B. so
C. or
D. yet
Present tense Affirmative › View
Puan Zety usually ______________up her children after work.
A. pick
B. picking
C. picked
D. picks
