Determine the tense of the sentence: 'They have been working ...

★ Idiom and Tenses

Determine the tense of the sentence: ‘They have been working on the project.’

A. Present Perfect Tense

B. Past Continuous Tense

C. Present Perfect Continuous Tense

D. Future Simple Tense

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He__to the store every Saturday.

A. Goes

B. Go

C. Going

D. Gone