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.
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.
试题篮
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