to keep up with...

to keep up with...

2018-03-14    01'51''

主播: 淞霖英语

17 2

介绍:
To keep up with… 1.       The little girl ran for a few steps so as to keep up with her mother. 2.       Ann tried to keep up with her friends in China after she returned to America.    
上一期: to insist on...
下一期: to pay lip service to...