选择填空。 (1)We can ___________ to school. (2)We can __________ form our city. (3)We can ____________, they help keep the air clean. (4)My grandpa doesn’t like ___________, because he’s a farmer. (5)______________ makes the air dirty.
写出下列句子的同义句。
(1)My mother is shorter than my father.
My father ismy mother.
(2)It’s not hard.It’s .
(3)This dress is mine.
This is .
(4)They begin making cookies.
They cookies.
(5)They are not in the same grade.
They are in .