We have to rest. We ....................................... (walk) for over four ...

[ Present Tenses ]

We have to rest. We ………………………………… (walk) for over four hours.

A. have walked

B. are walking

C. have been walking

D. walk

Select your answer:
A B C D E

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Modals and Modal Perfects Conditional Tenses Past and Past Continuous Adjective Order Should and Shouldn't Tenses Modals and Vocabulary Fragment, Comma Splice and Run -on Sentence Present Simple Tense Passive Present Simple Questions

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