1. argue vt.坚决主张; 提出理由证明
例句:Don' t argue with your mother.
不要和母亲争辩。
2. available adj.可获得的; 有空的
例句:Since 1978, the amount of money available to buy books has fallen by 17%
自1978年以来,可用于采购图书的经费已经减少了17%。
3. advantage n.有利条件; 益处
例句:They are deliberately flouting the law in order to obtain an advantage over their competitors
他们为了和竞争对手抢夺先机而公然无视法律。
4. improve vt. 提高(土地、地产)的价值; 利用(机会); 改善
例句:Both the texture and condition of your hair should improve
你头发的发质与健康状况都应改善。