题目

The________boy is smart. He can play the piano well.A.5-year-olds B.5-year-old C.5-years-old 答案：【答案】B【解析】句意：那个五岁大的男孩非常聪明。他弹钢琴弹得非常好。本题考查形容词。修饰名词boy，用形容词，数词-单数名词，故选B。用方框中所给的词完成句子。they, lot, ten, cute, long（1）There are hens on the farm.（2）The green beans are .（3）—Are carrots? —Yes, they are.（4）We have a of animals.（5）The dogs are so .