12、on one's own account 为了某人的缘故,为了某人自己的利益; (=at one's own risk)自行负责;(=by oneself)依靠自己on account赊账; on account of因为; on no account不论什么原因也不; of…account 有…重要性
13、take…into account (=consider) 把...考虑进去
14、give sb an account of 说明,解释(理由)
15、account for (=give an explanation or reason for)解释,说明
16、on account of (=because of) 由于,因为
17、on no account (=in no case, for no reason) 绝不要,无论如何不要(放句首时句子要倒装)
18、accuse…of…(=charge…with; blame sb for sth; blame sth on sb; complain about)指控,控告
19、be accustomed to (=be in the habit of, be used to)习惯于
20、be acquainted with (=to have knowledge of) 了解;(=to have met socially)熟悉