check是什么类单词
check 即可以是动词，又可以是名词。意思是检查，核对
It is vital to keep a check on your speed.
经常检查并控制你的车速是至关重要的。
We always check people\'s addresses as a matter of course.
我们总是照例检查一下人们的地址。
Check the oil and water before setting off.
出发前应查看一下油和水。
The local police found her story didn\'t check out.
当地警方证实她的说法不成立。