Many stars are i__________ without a telescope.
一辆摩托车陷在泥淖中。 A motorcycle had gotten __________ __________ the mud.
人行道把旅馆和车站连接起来。 The hotel was __________ the station by a walkway.
We must __________(探索)all the possibilities.
I want a rticket to London please.
Online shopping is cheap and __________(方便的).