to think (i.e. to take it to be true that ...) (Usually there is an implication that the notion is mistaken – except when expressing one's own current opinion.)
old variant of 以[yi3]
as (in the capacity of); to take sth as; to act as; to serve as; to behave as; to become; to be; to do; by (in the passive voice)
我以为他不会来了。
Practice each character