1. 为什么呆在家里?

[ wèi shén me dāi zài jiā lǐ ? ]

Why did you stay at home?

2. 你们最好是让她一个人呆会儿。

[ nǐ mén zuì hǎo shì ràng tā yī gè rén dāi huì ér 。 ]

You'd better let her alone.

3. 我宁愿独自呆在家。

[ wǒ nìng yuàn dú zì dāi zài jiā 。 ]

I would rather stay at home alone.