连词成句since\to\walk\bus\yhey\no\home\there\had\was(.)

连词成句since\to\walk\bus\yhey\no\home\there\had\was(.)
连词成句since\to\walk\bus\yhey\no\home\there\had\was(.)

连词成句since\to\walk\bus\yhey\no\home\there\had\was(.)
They had to walk home since there was no bus.

They had to walk to home since there was no bus
因为没有公车,他们只好步行回家

They had to walk home since there was no bus.因为没公车了，所以他们不得不走回家。