is sandy in class1 ,grade7 咋改成肯定句和否定句

is sandy in class1 ,grade7 咋改成肯定句和否定句 She is in Class1 Grade7改为否定句怎么改 Lucy is in Class1,Grade7.Lily is in Class1,Grade7,too同义句 He is in Class 1,Grade7,too.(改否定句) He _______in class1,grade 否定句改肯定句Is there any orange in the cup?这句改成肯定句 英语：把肯定句改成否定句和疑问句 Are those banana trees?改成肯定句和否定句 把肯定句改成否定句和反问句三句. this is sandy s ball改为疑问句和否定句 肯定句改成双重否定句 双重否定句怎么改成肯定句 将下列肯定句改成否定句