There's no sign of the dog anywhere. Someone________________________ it out. ...

[ Modal Verbs ]

There’s no sign of the dog anywhere. Someone________________________ it out.

A. must have let

B. is bound to have let

Select your answer:

Random Topics:
Used to & would & Past Simple Past Tense & Present Perfect Tense Future Perfect Continuous like/do not like Verbs and Possessive Adjective Adverb or Adjective Independent Clauses Infinitive Forms Correlative Conjunction & Complex Sentences

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People drive on the right in Britain,______________

A. didn’t you?

B. wasn’t it?

C. don’t they

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I always cry If __________________

A. I fall a exam

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D. will fail the exam