check on  确认

　　I called my apartment and checked on my grandma. 我给家里打了电话，问奶奶情况怎么样。

　　Jack ran forward to check on what was going on. 杰克急忙跑了过去，确认一下出了什么事。

　　I checked on her but she's a little unstable today. 我今天看了看她，发现她情绪有点不稳定。

　　Hold on. Let me just check on the baby! 稍等，我来看看孩子的情况！

　　Where did Steve and Adrian go? 史蒂夫和阿德里安去哪了？

　　They had to check on their kids.  他们去看孩子有没有事。