The doctor advised me to have a further check-up tomorrow.
医生建议我明天去复检。

It is very important to carry out physical check-ups on new born babies.
新生儿健康检查十分重要。

I want to get a general check-up.
我想做综合体检。

I'm here for a regular physical check-up.
我来做定期检查。

I usually don’t go to the hospital very often, but I’ve decided I should start getting a check-up every year. I may as well put this insurance to use and I also don’t wanna die young :D
我并不经常去医院，但是我已经决定开始每年去体检。我也要上保险，因为我不想那么年轻就去世了。

I just came in for a check-up and a dental cleaning.
我是来做牙齿检查和清洁的。