小题1:Olivia likes to play the ________(钢琴) to relax herself after doing homework.
小题2:The word OK is one of the most ____________(广泛地) spoken expressions in the world.
小题3:Jim wants to buy a new iPhone. It will ______(花费) him more than 5000 yuan.
小题4:Can you imagine a life _________(not having) phones or the Internet?
小题5:Don’t believe in a ________(a person who is not familiar) or online information easily.