题目

用所给词的适当形式填空。 （1） I am going to eat (healthy) food this year than last year. （2） We had a long (discuss) about the plan. （3） He is a good (read). He always spends a lot of money on books. （4） Look! Frank's (move) his big desk. （5） Peter turned off the computer after he finished (write) an e-mail. 答案：【1】healthier 【1】discussion 【1】reader 【1】moving 【1】writing如图，四边形ABCD是正方形，△ADE绕着点A旋转90°后到达△ABF的位置，连接EF，则△AEF的形状是    ．