Use the appropriate forms of the verbs in brackets (present perfect or present perfect progressive) to complete the sentences. 1. My car (just break) has just broken down. 2. We (be). on this flight for 2 hours. 3. Weather satellites (launch) for many decades. into space 4. Your words (prove). nothing. 5. The younger generation (not develop) a habit of reading books. 6. I (write) a diary since my young years. I (put). life. down there all memorable events of my 7. I don't think Larry (satisfy) What else can we offer him? his hunger. 8. Rick (try) to achieve this aim for two years. but I don't see any result so far. I hope he'll be more successful this year. 9. We (consider) all possible variants. but we (not choose). the best one.

Here are the sentences completed with the appropriate verb forms: 1. My car **has just broken** down. 2. We **have been** on this flight for 2 hours. 3. Weather satellites **have been launched** into space for many decades. 4. Your words **have proved** nothing. 5. The younger generation **has not developed** a habit of reading books. 6. I **have been writing** a diary since my young years. I **have put** down there all memorable events of my life. 7. I don't think Larry **has satisfied** his hunger. What else can we offer him? 8. Rick **has been trying** to achieve this aim for two years, but I don't see any result so far. I hope he'll be more successful this year. 9. We **have considered** all possible variants, but we **have not chosen** the best one.