They___________ been _____________ very hard. They have lost weight. ...

★ Present Perfect Continuous

They___________ been _____________ very hard. They have lost weight.

A. has… exercising

B. have…exercising

C. had…exercising

D. having…exercising

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_______________ she been ______________ well lately? She has dark rims under her eyes.

A. Hasn’t… sleeping

B. Have… sleeping

C. Have…slept

D. Has…slept