按要求完成下列句子。(每小题1分,共5分)
The ruler is white. (划线提问)
is the ruler?
Is Li Ping your friend? (作否定回答)
, .
This is my schoolbag. (同义句)
This schoolbag is .
Those are erasers. (改单数句子)
eraser.
the, on books, the, bed, are (连词成句)
?