299. I was about to leave. 我正要出门。　

298. What were you doing when I called? 我打电话给你时你在干吗？　

297. What are you going to do with the books? 你打算拿这些书怎么办？　

296. What did he say in the letter? 他在信里说什么了？　

295. How are you doing these days? 这些日子你怎么样？　

294. How did you doing spend your holiday? 你假期怎么过的？　

293. Why not go out for a walk? 干吗不出去散步？　

292. Why don't you agree? 你为什么不同意？　

291. Who will accompany you to the airport? 谁将陪你去机场？　

290. Who told you? 谁告诉你的？