New Words：

apron [ˈeɪprən] 围裙

Sample Sentences：

She put on her apron and went to the kitchen.
Many people like to wear aprons while they are cooking.
Remember to bring an apron or an old shirt to protect your clothes.

while [waɪl] 在…期间；当…的时候

New Words：

spooky [ˈspuːki] adj.怪异吓人的；阴森可怖的

Sample Sentences：

It was a big, old, spooky house.
I don't like this place . It's dark and spooky.
I was just thinking about her when she phoned. Spooky!

New Words：

wherever [werˈevər] 无论哪里；在任何地方

Sample Sentences：

Sit wherever you like.
Wherever he goes, he always takes pictures.
I love you, and I'll follow you wherever you go!
Wherever you go, keep in touch with me, please.

New Words：

whenever [wenˈevər] 每当；每次；无论何时

Sample Sentences：

The roof leaks whenever it rains.
Whenever you leave, lock the door, please.
You can ask for help whenever you need it.
You can have my cottage whenever you like.

New Words：

whoever [huːˈevər] 无论是谁;无论谁;不管什么人

Sample Sentences：

Go ask whoever you want.
I don't want to see them, whoever they are.
I'll find the person who did this, whoever he is.
Whoever wants to speak to me on the telephone, tell him I'm busy.