mportant decision more on emotion than on reason, you will regret it sooner or later.

eally ________ is not failure itself, but theattitude we have towards it．

It is rather __________ that we still do not know how many species there are in the world today.[ ]

It is really _____ useful dictionary and_____ dictionary every one of us needs

____ as she is, she has turned ___ professional writer.