286. Where were you yesterday afternoon?
    287. I was at home all afternoon.
    288. I was writing some letters to friends of mine.
    289. What were you doing at about 4 o’clock yesterday afternoon?
    290. I was listening to the radio.
    291. What were you doing when I called you on the telephone?
    292. When you called me, I was eating dinner.
    293. When I saw Mr. Jones,he was talking with John Smith.
    294. While you were writing letters,I was reading a book.
    295. While we were having breakfast,John was talking on the telephone.
    296. Can you guess what I was doing this morning?
    297. I can’t remember what John was doing yesterday afternoon.
    298. I’ve forgotten what he said his address was.
    299. I’ve forgotten what time he said he had dinner last night.
    300. They called us just as we were having dinner.