下列各句中，没有语病的一句是（ ）

Checking your answers before handing in your paper can help you __________ mistakes.

Hi, Tim. Huozun’s song Juanzhulian (卷珠帘) ______ great!—Yeah, I like it very much, too．

In the past the children weremade ______15 hours a day.

I ________ that girl the first time I saw her.