(2014·银川一中第四次考试)When I was very young，I was terribly frightened of school，but I soon________it

TV ad, the actress is asked to jump with her mouth ________ open, showing her ________ teeth

― I never __________ him after he went to the USA.―Maybe you should write to him first.

t go now, thanks again for your hospitality —— _________

__ the reason, it is for sure that yawning can be passed fromperson to person