Unit4 Pronunciation

补充：方位词 冠词 a an the 内个

Where is the cell phone?
The cell phone is in the box.

• in
• in front of
• behind
• on
• next to
• under

in front of  前面
in the front of 前部

Oh, no! Where are my car keys? 👉
I don't know. Are they in your purse? 👉 No, they're not.
Maybe they're on the table in the restaurant.
Excuse me. Are these your keys? 👉
Yes, they are. Thank you!
You're welcome. And is this your wallet? 👉
Hmmm. No, it's not. Where's your wallet, Matthew?
It's in my pocket.... Wait a minute! That is my wallet!