Tom began to teach in our school for 10 years ago.Tom _____ _____ in our school for 10 years.
问题描述:
Tom began to teach in our school for 10 years ago.Tom _____ _____ in our school for 10 years.
答
has been.1.10年,tom就开始在我校教书.2.TOM已经在我校呆了10年了. 1是过去式,begin变began,总重要的一个标志就是ago ,表示十年前.2.是现在完成时,“for 10 years”后没有任何标志,表明这只是段时间.所以用has 不用had.看句子要看他的动词,不用为两个“for 10 years”纠结.