21.By no means :绝不 /anything but

　　22.Check in/out

　　23.Come up:发生，出现，提出

　　24.Come up with:针对问题，挑战等提出，想出，赶上

　　I spent a whole week searching on the net, but came up with nothing valuable.

　　25.Concentrate on/focus on 集中

　　26.Deal with /cope with 处理

　　27.Drop in :顺便拜访

　　28.Drop out of:不参与，退出

　　Theyre likely to drop out of school and less likely to succeed in life.

　　29.Eat ones words 食言

　　30.Fall short of:达不到，不符合

　　Its results fell short of her expectation.

　　31.Figure out :搞清楚，弄明白

　　What I cant figure out is how to make it work in my program.

　　32.Find out

　　33.Fit ones need;满足某人需要

　　34.For ages/a long time

　　35.Get along with:进展

　　36.Get around;避开

　　37.Get used to习惯于。使适应、

　　38.Use to do:过去常常

　　39.Go Dutch/split the bill/fifty-fifty/separate the bill

　　40.Go sightseeing