1) Structure of Present perfect progressive (+) a) S + aux (have/has) + been + verb (ing) + Ob b) S + aux (had) + been + verb (ing) + Ob c) S + aux(have/has) + been + Ob d) S + aux (have) + been + verb e) S + aux (has) + been + verb f) S + aux (were) + been + Ob 2) Structure of Present perfect progressive (-) a) S + aux (have/has) + not + been + verb + Ob b) S + aux (have/has) + not + been + verb (ing) + Ob c) S + aux (had) + not + been + verb (ing) + Ob d) S + aux (have) + not + been + verb  e) S + aux (has) + not + been + verb  f) S + aux (were) + not + been 3) I _____ been living in Ecuador for 20 years. a) have b) has c) were d) had e) was f) does 4) She ______ been sleeping well since the accident. a) hasn't b) haven't c) doesn't d) don't e) hadn't f) wasn't 5) He has not _____ paying attention! a) been b) become c) cut d) got e) slept f) said 6) ________ you ________ TV all morning?  a) Has - been watching b) Have - be watching c) Have - been watch d) Have - watching e) Have - been watching f) Have - been 7) Mary has __________ the whole day a) been singing b) singing c) sang d) sung e) be singing f) sing

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