I had been working under the supervision of Mr. Williams. ...

★ Progressive Perfect and Simple Verb Tenses

I had been working under the supervision of Mr. Williams.

A. past

B. past progressive

C. past perfect progressive

D. past perfect

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Another symbol is Vibunzi, an ear of corn, which has come to symbolize each child in the family.

A. Present

B. Present Perfect

C. Future Perfect

D. Past Perfect