This is his ruler.(改为否定句)
This is his ruler.(改为否定句)
This is his ruler.改为否定句.是不是This is not his ruler.
This is my ruler (改为否定句)
Is this ruler?(改为否定句)
[紧急求助]This is a ruler.改为否定句
This is his pencil.(改为否定句)
This is his baseball(改为否定句)
is this his aunt.改为否定句
This is his teacher(改为否定句)
Is this his sharpener?改成肯定句 还有That is her ruler改成否定句!
The ruler is yellow.(改为否定句)
this is my ruler改成否定句