thirty

There are thirty girls.

What is twenty and thirty?

Thirty and fifty is eighty.

They are thirty yuan.

We have dinner at six thirty.

We go home at four thirty.

thin, three, thirty, thirteen

It's eight thirty. Let's begin.

It's ten thirty.

I do my homework at five thirty.

It's twelve thirty.

It's eight thirty at Sally's home...

At about seven thirty, I have breakfast.

twelve thirty

It's seven thirty!

I brush my teeth and wash my face at seven thirty.

Ten, twenty, thirty, forty, fifty, sixty, seventy, eighty.

I have dinner at six thirty.

It's thirty yuan.

It's seven thirty now.

In the thirties, air travel really began to take off.

His words refreshed my memory that he remained a bachelor at the age of thirty.

He counted to thirty for her in Spanish and then told her he could count to one million in English.

There were thirty students present,reckoning without the girlstudents.