This one is correct怎么改为否定句
This is her book怎么改为否定句
This is a fat boy. 怎么改为否定句
This is an apple 改为否定句,怎么改?
This is my teacher.(改为否定句)怎么改?
改为否定句{This dog is thinner than that one.{Mike runs faster th
This is a clock改为否定句
This is my ruler (改为否定句)
This is my room 改为否定句
this is my friend.(改为否定句)
This is his pencil.(改为否定句)
this is my brother 改为否定句
this is letter A.改为否定句