Does he have a toothache?

他牙疼吗？

Does he have a toothache? Yes, he does.

他牙疼吗？是的，他牙疼。

This medicine can relieve a toothache.

这个药可以缓解牙痛。

I have a toothache today, so I took a leave.

我今天牙疼，所以请假了。

If you have a toothache, you should avoid eating sweets.

如果你有牙痛，你应该避免吃甜食。

She canceled today's appointment because of a toothache.

她因为牙痛而取消了今天的约会。

He went to see a dentist because he has a toothache.

他因为牙疼去看了牙医。

If you have a toothache, it's best to see a dentist.

如果你有牙痛，最好去看牙医。

If you have a toothache, it's best not to eat sweets.

如果你牙疼，最好不要吃甜食。

I had a toothache last night, so I didn't sleep well.

我昨晚有牙痛，所以没睡好。