42 The present perfect continuous tense DPEG 190 1 Put the verbs in brackets into the present perfect continuous tense. 11 omake) cakes, That in why my hands are all covered with flour. 2 Her phone (ring) for ten minutes. I wonder why she doesn't annwer it. 3 He (overworl). That is whhy he looks so tired. 4 There is sawdust in your hair,- I'm not urprined. I (cut) down a tree. 5 Have you seen my bag anywhere? I (look) for it for ages, 6 What you (do)- I (work) in the laboratory. 7 He (study) Russian for two years and doesn't even know the alphabet yet. 8 How long you (wait) for me?- I (wait) about half an hour. 9 It (rain) for two days now. There'l be a flood soon. 10 We (argue) about this for two hours now. Perhaps we should stop! 11 1 (bathe). That's why my hair is all wet. 12 You (drive) all day. Let me drive now. 13 How long you (wear) glasses? 14 The petrol gauge (say) 'Empty' for quite a long time now. Don't you think we should get some petrol? 15 I'm sorry for keeping you waiting. 1 (try) to make a telephone call to Rome. 16 You (not eat) enough lately. That's why you feel irritable. 17 He (speak) for an hour now. I expect he'll soon be finished. 18 That helicopter (fly) round the house for the last hour; do you think it's taking photographs? 19 The radio (play) since 7 a.m. I wish someone would turn it off. 20 1 (shop) all day and I haven't a penny left. 21 We (live) here since 1977, 22 I'm on a diet. I (eat) nothing but bananas for the last month. 23 The children (look) forward to this holiday for months.​

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