keep up doing为何不可以跟doing, give up doing , take up doong都可以，为什么这里keep up 后面不能呢？
你的问题这里有权威解答了：
https://www.cpsenglish.com/question/60235
相关文章推荐
3450399331@qq.com
商务合作
3450399331@qq.com
商务合作
keep up doing为何不可以跟doing, give up doing , take up doong都可以，为什么这里keep up 后面不能呢？
你的问题这里有权威解答了：
https://www.cpsenglish.com/question/60235
相关文章推荐
02
17
Philip,a solitary proof reader, is trapped in his apartment, too afraid to leave andtortured by an unknown evil force th
07
17
A man had a little daughteran only and much-loved child. He lived for hershe was his life. So when she became ill, he be
05
25
A THIEF hired a room in a tavern1 and stayed a while in the hopeof stealing something which should enable him to pay his
05
03
After many years of hard work, Joe rewarded himself with a long, luxurious1 stay at an exclusive2 Carribean resort. Whil
关注客服老师
培训学校随时看
关注客服老师
培训机构随时查