?? 詞語組成解析
n. 斯蒂芬（男子名）
foster
['f?st?]
v. 培養;撫育;促進;代養;
adj. 寄養的;代養的;
??? 情景例句
Use your head.
動動你的大腦。
What did you think of our factories?
你認為我們的工廠怎樣？
Have you just been to the cinema?
你剛去過電影院嗎？