31. have an advantage over 胜过

　　have the advantage of 由于。。。处于有利条件

　　have the advantage of sb知道某人所不知道的事

　　32. take advantage of (=make the best of, utilize, make use of, profit from, harness) 利用

　　33. agree with 赞同 (某人意见) agree to 同意

　　34. in agreement (with) 同意， 一致

　　35. ahead of 在。。。之前， 超过。。。; 。。。ahead of time 提前

　　36. in the air 1) 不肯定， 不具体. 2) 在谣传中

　　37. above all (=especially, most important of all) 尤其是， 最重要的

　　38. in all (=counting everyone or everything, altogether) 总共， 总计

　　39. all at once (=suddenly)突然; once and for all 只此一次; 说; be all in 累极了; all but 几乎

　　40. allow for (=take into consideration, take into account) 考虑到， 估计到