根据句子意思,填上正确的单词。
(1) do you go to school ? I go to school foot.
(2) your mother go to work? She by bus.
(3) How your brother go to school? My home is .
he goes to school on foot, he by bike.
(4) at a red light. at a yellow light. Go at a light.
(5) ___ __I get to the hospital ?_ can get there bus.
(6) There are always three lights in every country: _, ___and_______.