https://online2.tingclass.net/lesson/shi0529/0009/9884/106.mp3
https://image.tingclass.net/statics/js/2012
There must be 一定有……
例句：
There must be some misunderstanding.
一定有什么误会。
Please wait, there must be something wrong.
等一下，一定有什么搞错了。
A:Do we have any food?
我们还有食物吗?
B：There must be some food in your bag we can eat.
你的背包里一定还有能吃的食物。
A:Thanks god.
谢天谢地。
背景音乐：
Mika——Emily
