? 同義詞
??? 情景例句
If I fail this exam I'll fail the course.
我要是考試沒(méi)通過(guò)，這門課就沒(méi)學(xué)分了。
What would you have done last night if you hadn't had to study?
如果昨晚你不必學(xué)習(xí)你會(huì)做什么？
It's over there,behind the teapot.
就在那兒，茶壺后面。