21. Scientists have invented new devices to help people live a longer life.  New devices ………… 22.I don’t have enough time , so I can’t go on holiday this summer.  If I had enough money, I could go on a long holiday this year. 23.The man had a broken leg. He tried to save his wife .-In spie of…………………………… 24. I can’t tell you because I don’t know the answer. If ………………………… 25.They will do the test well. They will review them all hard. If……………………………………

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