介系詞 like 與 as
我們用介系詞 like 來比較兩樣相同或類似的東西。
He looks like his father.
It's not like you to be so quiet - is there anything wrong?
這麼安靜，不像是平常的你 - 有什麼問題嗎？
It's not like what you think.
我們用介系詞 as 來說明某人的工作或是某樣東西的用途。
She works as a team leader in this project.
It could be used as evidence against him.
You look like you've won the lottery.
She looked like she'd had some bad news.
You look as if you've won the lottery.
She looked as though she'd had some bad news.