It's dangerous.(改为否定句)
It's dangerous.(改为否定句)
It’s dangerous.改成否定句
It’s a ruler.(改为否定句).
I think it's exciting.(改为否定句)
It's his video tape(改为否定句)
It's a kite.改为否定句
It's an apple.(改为否定句)
it's good exercise改为否定句
It's his jacket.改为否定句
It's cold today改为否定句
It was Ben’s birthday yesterday.(改为否定句) It ( ) Ben’s birthda
I think it's Gary's改为否定句