Определить время, перевести , раскрыть скобки what you (to read ) here since morning . she ( to jump ) for ten minutes without any rest. have you found your bag? -no! (to look ) for it for five minutes ,butl( not yet to find ) it. we ( to wait ) for you since ten o'clock . my brother ( to have ) his car since his grandfather bought it . nick ( to write ) a letter

What have you been reading since morning? She's been jumping for ten minutes without rest. I've been looking for it for five minutes but I haven't found it yet. We've been waiting for you since ten o'clock. My brother has had his car since his grandfather bought it. Nick has written a letter.