might/may(just)as well:If you say that you might/may(just)as well do something,you mean that you will do it although you do not have a strong desire to do it and may even feel slightly reluctant about it. Anyway,you're here;you might as well stay. The post office is really busy.We'll have to queue for ages to get served.We might as well go home. 目这道甜食我还是不吃了吧。 I might as well give the sweet course a miss. End
not much of a:not a good 眉天气不是很好。 It is not much of a day. He is not much of a father,but he is an outstanding professor. Some people may think that doing housework for others is not much of a career. End
keep up:continue without stopping They risk losing their homes because they can no longer keep up the repayments. I was so hungry all the time that I could not keep the diet up for longer than a month. Collocation: keep to 坚持；信守 keep up with 跟上；赶上 keep on 继续进行；反复地做 keep off 避开；不让.接近 keep out of 躲开；（使）置身于.之外 Next End
correspondence:n. 1)the act of writing,receiving or sending letters(often followed by with n.) His interest in writing came from a long correspondence with a close college friend. 目敌人空袭后通信中断了。 The correspondence dropped after the enemy's air raid. 2)the letters that sb.receives or sends(used as an uncountable noun) Mary really never mentions her step-mother in her correspondence. The library bought all the correspondence between Queen Victoria and her daughters. Next End
Collocation: carry on correspondence 进行通信 break off correspondence 中断通信 business/commercial correspondence 商业书信 personal correspondence 私人信函 in correspondence with 与.有通信联系 End