GIÚP MK BÀI NÀY VƠIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks. BENEFITS OF VIDEO CONFERENCING Video conferencing is the technology that allows you to hold meetings with people who are in different places while seeing them and talking to them in real time. It is different from simple video calling, (23 ..................... is often one-to-one video communication. In the past, video conferencing needed complex and expensive equipment. Today, it's easy to join in a video conference on your computer or smart phone with Internet connectivity. (24) ......................, video conferencing is also an important tool for people who work away from the office, often at home because it helps to save time and money for them. Video conferencing can help teachers in teaching, too. Video conferencing is a great way of learning and sharing knowledge beyond distance. Courses can take place with the teacher and each different student living in a different (25) ................... This will help education spread even to remote mountainous(26) ------------- 23. A. who B. whom C. which D. where 24. A. though B. because C. or D. moreover 25. A. locate B. location C. located D. locating 26. A. areas. B. site C.way D. road