She was skipping to keep up with him.
她連蹦帶跳地走着，好跟上他的.步伐。
I can't keep up with all the changes.
我並非所有的變化都能跟得上。
She is struggling to keep up with her schoolwork.
她在努力完成作業。
She did not bother to keep up with the news.
她不願花時間去了解最新消息。
Many people were holding down three jobs just to keep up with the Joneses.
許多人同時做3份工作只不過是爲了和別人攀比。
Penny tended to work through her lunch hour in an effort to keep up with her work
爲了把活兒幹完，彭妮常常午飯時間也要工作。
The two saleswomen were busily trying to keep up with the demand.
那兩名女售貨員正忙着接待顧客。
