[ Modal Auxiliary ]
He ____ have taken your book by mistake.
A. can
B. should
C. have to
D. might

Random Topics:
Future TenseGive, do and makeSynonymsGerund and To InfinitiveGrammar ModalsPast Perfect & Past SimpleIndirect SpeechSentences Function and StructurePrepotitionsSimple Present TenseOther quiz:
Past Tense › ViewThe giant (climb) ___________ down the beanstalk to catch Jack.
A. climbing
B. climbs
C. climbed
D. climb
Grammar › View
Unless illegal downloading becomes harder, many people in the film industry …….. their
A. would lose
B. will lose
C. are losing
D. lose
Grammar › ViewComplete the suggestion:
Sam ………. not mention the problem.
_
A. would rather
B. would prefer
Grammar › View
Which of the following sentences contains a compound subject?
A. Tony wants an apple for lunch.
B. Tony wants to drink water and eat an apple.
C. Tony and Nick want an apple for breakfast.
D. Nick wants water and an apple at breakfast and lunch.
