【正文】
1. advance n./v. 進展,前進 . They advanced 20 miles. There have been great advances in space travel in the past 20 years. in advance 預先 advanced adj. 先進的,進步的 2. reality n. . I doubt the reality of what he said. He decided to make his ideal a reality. We must face the reality. bring sb. back to reality in reality: in fact 3. benefit n. 好處,益處 . Walking is of great benefit to us. These changes brought the pany a lot of benefits. v. 有益于 Computers benefit us all. All