Bài 2. Điền cụm từ với “for”, “since” hoặc “ago”. 1. The phone last rang at four o’clock. ~ So you’ve had no calls …………... ..? 2. I haven’t been to the dentist for ten years. ~ You last went to the dentist…………………......? 3. I last saw Rita on Sunday. ~ Haven’t you seen her ...................? 4. We’ve had six weeks without rain. ~ Yes, it hasn’t rained.................. 5. It’s three years since Lisa got married. ~ Really? Has she been married……………………? 6. It’s eight months since my sister had any work. ~ He lost his job......? 7. Mrs. Brown was taken ill three weeks ago. ~ You mean she’s been ill…………………, and nobody’s told me! 8. I got here an hour ago. ~ What! You mean you’ve been waiting ………………… an hour? 9. I have not seen him……………. he was 16. 10. I've known him ……………. ages.