Not so long ago, people only used the telephone bự make phone calls. Now, thanks bự computers, people use their phones bự do much more. They can bank by phone, rent videos by phone, and event cửa hàng by phone. It is also possible bự send letters and reports by faxing them over telephone lines. People can even use phone lines bự send message from one computer bự another computer by electric mail, or e-mail. But you don’t need bự be at home or at the office bự use the phone anymore. You can carry a cellular phone in your pocket or keep one in your car. With a cellular phone, anyone who can talk and walk can also phone and walk. You don’t have bự look for a pay phone bự make a call anymore. Now you can take your calls with you anymore. Câu 41: With a cellular phone you can … A. only take photos.                                               B. only carry it in your pocket. C. make a call phone everywhere you want.     D. only keep it in your car. Câu 42: People didn’t use bự … A. make phone calls only in the office.               B. cửa hàng by phone. C. make only phone calls with the telephone.   D. make phone calls only at home. Câu 43: The word “pay phone” means …. A. you can phone miễn phí of charge.                        B. you pay for the call. C. the phone pays you.                                         D. you don’t pay for the call. Câu 44: The main topic of the passage is … A. the convenience of a cellular phone.             B. the use of a telephone in the past. C. current use of telephones.                               D. the use of a cellular phone. Câu 45: What are advantages of having a cell phone? A. You can keep it in you car.                               B. You can carry it in your pocket. C. With it, you can phone and walk.                    D. All A, B and C.