幼儿园常用的英语单词和短句包括：

问候语

Hello! / Hi!

Good morning.

How are you？

Fine, thanks. And you？

I'm fine, too.

Nice to meet you. / Nice to see you.

入园接待

Welcome to our class!

Let's get started.

集体活动

Are you ready？

Let’s start.

Who can tell me？ / Who can answer me？

日常表达

I'm hungry.

Can I have some water？

Let's play together!

I love you, mommy/daddy!

It's time for bed.

See you tomorrow!

颜色和数字

What color is it？

One, two, three...

其他常用短语

Good afternoon.

Please line up quietly.

Time for breakfast.

Wash your hands before eating.

Remember to wear your helmet.

Take your seat.

Stand up.

Sit down.

Wait your turn.

Share your toys.

Be quiet.

Listen carefully.

这些单词和短句涵盖了幼儿园日常生活中最基本的交流内容，有助于孩子们更好地融入英语环境。建议家长和教师在日常生活中多加练习和使用，以巩固孩子们的学习成果。