本集核心英语单词及例句：

1.scary (adj.)害怕；胆小的
There's something very scary about him.
他身上有某种东西让人不寒而栗。

2.grocery (n.)杂货
Grocery stores sell many foods that have been processed.
食品杂货店出售多种加工食品。

3.extra (adj.)额外的，另外收费的
It is incumbent upon all of us to make an extra effort.
我们所有人都必须加倍努力。

4.embarrassed (adj.)沮丧的；窘迫的
William was angered and embarrassed by his oversight.
威廉因为自己的疏忽而羞愤交加。

5.encourage (vt.)证明；改善，增进
How can faculty improve their teaching so as to encourage creativity?
教师们如何才能改进教学以激发创造性呢？