Complete the sentences. use the present perfect simple or present perfect continuous form of the verbs in brackets. 1 ‘does he know her well? ’ ‘he (know) her since he was a little boy.’ 2 ‘he looks fantastic! ’ ‘he (go) to the gym a lot recently.’ 3 she’s annoyed because he (avoid) her all day. 4 i'm confused because i (not understand) the question. 5 you (see) judy today? ’ ‘yes, i saw her at lunchtime.’ 6 ‘he (feel) ill since monday.’ ‘then why hasn’t he gone to the doctor? ’ 7 ‘ they (unpack) all the boxes yet? ’ ‘no, they’ve only just started! ’ 8 he (eat) enough lately? he looks a bit thin. 9 she never (travel) by plane before. she’s scared of flying. 10 i (work) on this problem for hours, but i still haven’t solved it.