[ Past with Modals ]
They must have had a good reason for not attending.
A. They were too busy to attend.
B. They had a valid reason for not attending.
C. They forgot about the event.
D. They didn’t want to go.

Random Topics:
Verb, Object, PrepositionSimple Present and Present ContinuousSubject Verb Agreement and Coordinating ConjunctionsSentence Structure and Pronoun AntecedentModals for RecommendationsVerb Moods and Vague PronounsSimple Present VS Present ContinuousOn, At, ByHelping and Linking VerbsGrammar - may/might/couldOther quiz:
Present and Past Simple Passive › ViewThis clock ________in 1750
A. is made
B. was made
C. is making
D. will be made
Grammar › View
I stopped ___ plastic bags a long time ago.
A. to use
B. using
C. the use
Modal Verbs › ViewYou ___ bring your ID to enter the building.
A. might
B. have to
C. could
D. might not
Prepositional Phrases › View
Identify the function of the underlined word(s) in the sentence:
Doug carefully poured the warm milk into the mug.
A. adjective
B. adverb
C. preposition
D. object of the preposition
