[ Modals with Perfect Infinitive ]
I don’t know where they went but they ___ have gone to Paris or Marseille.
A. must
B. should
C. might
D. need to

Random Topics:
Although / DespitePast Simple VerbsModal Verbs for Speculationso vs suchMaritime Vocabulary and GrammarSimple and Past TensesWh Questionslike/do not likeAdverb of MannersFuture Tense VocabularyOther quiz:
Grammar › ViewI ___ work in a bank, but now I’m working as a manager.
A. used to
B. got used to
C. was used to
Modal Verbs › View
He __________ solve complex equations at a young age.
A. can
B. will
C. should
D. would