バスでは時間がかかると思いますか。

bus; bath; bass

indicates location of action; at; in; indicates time of action; indicates means of action; cause of effect; by; and then; so; indicates continuing action; indicates certainty, emphasis, etc.

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

time; hours

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

to take (a resource, e.g. time or money); to hang; to come into view; to arrive; to come under (a contract, a tax); to start (engines, motors); to attend; to deal with; to handle; to have started to; to be on the verge of; to overlap (e.g. information in a manual); to cover; to (come) at; to be fastened; to be covered (e.g. with dust, a table-cloth, etc.); to be caught in; to get a call; to depend on

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

to think; to consider; to believe; to think (of doing); to plan (to do); to judge; to assess; to regard; to imagine; to suppose; to dream; to expect; to look forward to; to feel; to desire; to want; to recall; to remember

indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way