1.allow for (=take into consideration, take into account) 考虑到,估计到。
2.amount to (=to be equal to) 总计,等于
3.answer for (undertake responsibility for, be liable for, take charge for) 对……负责
4.answer to (=conform to) 适合,符合
5.be anxious about 为……焦急不安;或anxious for
6.apologize to sb. for sth. 为……向……道歉
7.appeal to sb. for sth. 为某事向某人呼吁。appeal to sb. 对某人有吸引力
8.apply to sb. for sth. 为……向……申请;apply for 申请;apply to 适用。
9.apply to 与……有关;适用
10.approve of (=consent to, be in favor of, favor, agree to, consider good, right) 赞成,approve vt. 批准
11.in no case 在任何情况下都不(放句首倒装句)
12.be cautious of 谨防
13.center one‘s attention on (=focus one’s attention on) 把某人的注意力集中在……上
14.be certain of (=be sure of) 有把握,一定。
15.for certain of (=for sure) 肯定地,有把握地
16.attach(to) (=to fix, fasten; join) 缚,系,结
17. make an attempt at doing sth. (to do sth.)试图做……
18.attend to (=give one‘s attention, care and thought) 注意,照顾;attend on (upon) (=wait upon, serve, look after) 侍候,照料
19.attribute to/ toward ……对……的态度、看法
20.attribute……to…… (=to believe sth. to be the result of……) 把……归因于……,认为……是……的结果