add up to dumb . . . down in the company of lay . . out make room for pick . . . up plunge into wipe . . . out 1. The cheerful guy who wore virtual reality glasses _____ the virtual world. 2. It has been the tradition in China that elderly people live in a familiar environment preferably _____ their children. 3. Chinese isn't a subject that can be _____ in a month,and you can't accomplish your goal of mastering the language unless you work at it for years.4. He _____ the map across the table and took another look at it. 5. The live music,the wild dancing,and the amazing lights all _____ an exciting theatrical experience. 6. Since space is limited,we sometimes have to say goodbye to old things in order to _____ new items. 7. The magazine has a reputation for being very thorough,although critics claim that it has been _____ in recent years to cater to the mass market. 8. This marks another historic step toward _____ the absolute poverty that has plagued the nation for centuries.