english2
Jone said he'd been workong in the office for an hour ,____was ture A he B this C which D who
C 先行词是前面的整个主句, 后面的非限制性定语从句 应用 which. Jone 说她工作了一个小时了，此话不假．
答：I'm going to the second grade，满意别忘了给好评哦。详情>>
问：已知a,b属于R,求证:a^2+b^2>=a*b+a+b-1
答：答案如下： 由（a-1)^2+(b-1)^2>=0 得到a^2+b^2+2>=2(a+b)--------(1) 又由(a+1)^2+(b+1)^2>=2(a+...详情>>
问：“ prefer to...rather than ”是一个词组吗？
答：prefer to do rather than do sth 与其作后者的事情的不如做前者去事情。 可以等同于= prefer to do instead o...详情>>
