句子改错
请从A、B、C中选出错误选项填在括号内，并将正确答案填写在横线上。
( )1.I have many,A skirts，but none,B of them are,C in fashion now.________
( )2.Last year lots,A of trees planted,B to make our school more beautiful,C.________
( )3.Peter is coming,A this afternoon.Please remember meeting,B him at,C Huanghua Airport.________
( )4.When I got to,A school，I realized,B that I have left,C my backpack at home.________
( )5.Your mom is coming,A back.You'd better,B have your room clean,C right now.________
1．C is 2.B were planted
3.B to meet 4.C had left 5.C cleaned