I just came back to check on my daughter.只是回来看看我女儿。

check on: 检查, 调查

The police made a check on all the victim's friends.

警方对受害者所有的朋友进行了调查。

The worker has a periodical check on the machine.

工人对机器要定期检查。

Um, maybe I'm thinking of somebody else.或许我看到的是另一个人。

think of:想到

I couldn't think of the name of that man anyhow.

我怎么也想不出那人的名字来了。

So is splitting a cookie with a stranger.和陌生人分享曲奇饼

split:分裂, 将…分成若干部分

The old farm has been split up into house lots.

这古老的农场已被划分为一块块的宅地。

A skilled person can split slate into layers.手巧的人能把板岩剖成片。

tear, rip, split这些动词均有“撕裂、扯破”之意。

tear最普通用词，指有意或无意地把布或纸等没接缝的材料撕开。可作引申用。

rip侧重指用力把布料等物撕开，也可指用粗暴手段把某物撕裂。

split非正式用词，指有力的切断、劈开或撕裂的动作。