马上要考试了、那位英语强人帮我归纳一下一个语法~答:At the age of twenty,I began to teach English at this school.在二十岁的时候,我就开始在这所学校教英语了。注意:在含有next ,last,this,one ,any, each, every , some, all的词组和tomorrow,yesterday, the day after tomorrow, the day before yesterday 前不用任何介词。例如:What did...