19. envy sb sth 羡慕某人某事
18. be worthy to be done / be worthy of being done 值得做……
17. deny (doing) sth // deny having done sth 否认做某事
16. on one condition 有一个条件
on condition that 如果 in (good) condition 状况好(尤指身体)
15. pay back 偿还,报答,报复 pay off 还清(债务等)
14. be/fall in love with 与…相爱
13. as far as I know 就我所知
12. accuse sb of sth/doing 指控某人某事
11. might as well do sth 不如做某事
10. It’s useless doing… 做某事无用