他已经决定去看一下那所房子，看看是否值得买。

He's decided to get a look at the house and see if it might be worth buying.

《柯林斯英汉双解大词典》

经过几个不眠之夜，他最终决定去看医生。

After a number of sleepless nights, he decided to see his doctor.

youdao

这个洞口通向一个山洞，所以他们决定去看看。

This opening led to a cave, so they decided to have a look around it.

youdao

You want to spend time with your friends. You decide on a movie that you want to see.

你想跟朋友们待在一起。你们决定一起去看一场电影。

I'm going to 课堂 - SpeakingMax英语口语达人