----- Nội dung dịch tự động từ ảnh ----- 24. He had to stay at home B. so he was ill. A. because C. as soon as D. until A C Bell and Watson the telephone in 1877. C. o introduce 25. A. introduce B. introduces D. introduced A D 26. Dave has a good of humor. A. scene B. scent C. sense D. cent A B D 27. Bao spends his free time doing volunteer work at a local B. volunteer A. orphanage C. hospital D. school 0000 A B D is your new English teacher like? She's very kind. C. Which 28. А. How B. Who D. What
