What size do you want？

您要多大尺寸的？

Madame, what size do you want?

女士，您要多大码的呢？

Hi. Yes. What size do you want?

你好，有货。你要多大号的？

Shop assistant: What size do you want?

店员： 您要什么尺寸的？

What size do you want the enlargements?

要放多大?

The Caterpillar was the first to speak. 'What size do you want to be?' it asked.

毛毛虫首先开腔了：“你想变成多么大小呢？”