the boy found it hard () with his classmate A play B to play C playing D plays原因
问题描述：
the boy found it hard () with his classmate A play B to play C playing D plays原因
答
the boy found it hard (B) with his classmate A play B to play C playing D plays某人发现做某事是.的 固定词组 Sb find it adj to do sthit在这做形式宾语如还有疑问,欢迎可以进入乐知各级别英语外教课免费旁听....那 found 后面不是加动名词吗？不是 在这里 加to dohard to do sth表示做某事很困难那你为什么说是某人发现做某事是..... 这里短语应该不是这个吧某人发现做某事是..... 省略的部分 是那个形容词在这是发现和同学玩是困难的