高一英语必修一unit-1-同步讲解(共8页).doc

精选优质文档-倾情为你奉上Unit 1 同步讲解1.add (vt./vi)加，增加，补充说词性拓展：additional (adj) 附加的，另外的； addition (n.) 加，增加in addition 另外；此外 in addition to 除了用法：（1）add sth. up 把加起来（2）add to 增添 （3）add to 把加到(4)add up 把加起来 (5)add up to 总计；加起来结果是 What he said about the accident and did with it _ our trouble.A. added up to B. added to C. add up D. add add to 增添；不能用被动(B)Youd better _ your score and see if you have passed the exam.A. add up to B. a