18.ever 曾经 (过去完成,一般过去) 反义为never 19.about+n.(介词后+名词或ving.) 20.differ from (=be different from) A to B 21.take sth. for example 就以某事为例 22.ready to sth. 23.elsewhere 在别处adv. 24.at the age of 25.in some cases 在某些情况下;in this case 这样的话 26.send off 打发,派遣 27.continue to do 28.close 亲密的