2. Each question is worth one point. 每个问题值得一分。
①be worth值得，后面接名词或动名词，worth后接动名词用主动形式表示被动意思。be worthy of 后接动名词的被动式。如：
—How much is this bicycle worth? —It's worth ￡50。“这辆自行车值多少钱？”“值50英磅。”
What is worth doing is worth doing well. 值得做的事情就得做好。
It isn't worth waiting for him.不值得等他。
