选词填空。(4分)
（1）—________do they go to the USA?
—They go by plane.
（2）—________floor do you live?
—The fifth floor.
（3）—________ is the post office?
—It's next to the hospital.
（4）I go home by bike.________about you?
选词填空。(4分)
（1）—________do they go to the USA?
—They go by plane.
（2）—________floor do you live?
—The fifth floor.
（3）—________ is the post office?
—It's next to the hospital.
（4）I go home by bike.________about you?
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