Before class the teacher （divided）the students into six groups.括号中为什么要用divided 而不是divide 呢

near the end of each class=before each class_____ before class 反义词 before class 中文 如何翻译You need to finish the cup of tea before passing it to the host for more. We didn't know the new teacher,so he ______ himself before the class began. The teacher said,‘ H__ in your exercise books before the class is over ’ it is a custom in china to have some tea or other drinks before the meal isit is a custom in china to have some tea or other drinks before the meal (is served)为什么不填 will be served you should __ the customers tea before mwals.But they say they can‘t wait to eat!A provide B afford C lead D serveyou should __ the customers tea before meals it is a custom in china to have some tea or other drinks before the meal is served求翻译 I had told them to pick all the flies out of your tea before they brought 翻 是before class begin 还是before class is begin before-class activities,为什么用“-”? the teacher is standing___the class.填in,on,before,to哪个? The teacher is standing ___the class (on,in,before,to).选完后并翻译, We often sing an English song before ( )class A.a B.an C.the D/ before the class (),would you please help me clean our classroom.填begins还是beginning详细 Before I give my talk in front of the class, I was a little tense.翻译 Briefly describe some natural disasters.Search the Internet for information before coming to class