题目内容
4.As a volunteer,it's thesixth (six) time for him to help the kids in Africa.分析 作为一名志愿者,这是他第六次去帮助在非洲的小孩.
解答 答案:sixth.结合前面的定冠词the,再结合句意,这里是表示第六次,故用序数词,six是基数词,序数词是sixth,故答案是sixth.
点评 基变序,有规律.词尾加上th.一二三,特殊记.词尾字母tdd,八减t,九减e.F要把ve替,Ty把 y 变成i,记住th 前有个e.
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