大学英语：四级活跃词汇：answer to

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

　　990.agree with 赞同(某人意见) agree to 同意

　　991.in agreement (with) 同意, 一致

　　992.ahead of 在…之前, 超过…;……………. ahead of time 提前.

　　993.in the air 1)不肯定, 不具体. 2)在谣传中.

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

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

　　996.after all 毕竟,到底; (not) at all 一点也不; all at once(=suddenly)突然; once and for all 只此一次; above all 最重要的; first of all 首先; all in all 大体上说; be all in 累极了; all but 几乎.

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

　　998.amount to (=to be equal to) 总计, 等于.

　　999.answer for (undertake responsibility for, be liable for, take charge for) 对…负责.

　　1000.answer to (=conform to) 适合,符合.