keep 继续不断，一直保持做某事
考点: 动词+doing
中考考题：
---Hurry up, Tom! Wed better not keep your mother ________ us for a long time, or she will be angry. (2009?凉山中考)
---Im coming, Dad.
A. talking with B. waiting for C. catching up with
真题解析：选B。wait for意为等待。talk with 意思是和...交谈， catch up with 是追上，赶上的意思。
必备例句：
I kept him reading the text so that he could recite it quickly.
我一直让他读课文，因此它能快速的背诵出来。
Would you please keep holding the picture for me?
您能帮我拿着这幅图画吗？
扩展：动词+doing
hate + doing 讨厌做某事
finish + doing 完成做某事
mind + doing 介意做某事
go on +doing 继续做某事