286. Where were you yesterday afternoon?

昨天下午你在哪里？

287. I was at home all afternoon.

我整个下午都在家里。

288. I was writing some letters to friends of mine.

我写了几封信给我的朋友们。

289. What were you doing at about 4 o'clock yesterday afternoon?

昨天下午4点半左右，你在干什么？

290. I was listening to the radio.

我在听收音机。

291. What were you doing when I called you on the telephone?

我给你打电话时，你在干什么？

292. When you called me, I was eating dinner.

你来电话时，我正在吃饭。

293. When I saw Mr. Jones,he was talking with John Smith.

我见到琼斯先生时，他正在与史密斯先生说话。

294. While you were writing letters, I was reading a book

你写信时，我正在读书。[/cn

295. While we were having breakfast, John was talking on the telephone.

[cn]就在我们吃早饭时，约翰打来了电话。

296. Can you guess what I was doing this morning?

你猜今早我干了什么？

297. I can't remember what John was doing yesterday afternoon.

我记不起约翰昨天下午干了什么？

298. I've forgotten what he said his address was.

我把他所说的他家的地址给忘了。

299. I've forgotten what time he said he had dinner last night.

我忘记了他说昨晚什么时候吃晚饭。

300. They called us just as we were having dinner.

他们来电话时，我们正在吃饭。