The headmaster was dismissed three months ago.The post is too important to leave __________ any longer,especially before the college entrance examination.

Haven’t you heard of a person called Zhang Cunhao—______. He is a famous scientist and won the 2013 Top Science and Technology Award.

Li Lin is very bright and studies hard as well — It’s no _____ he always gets the first place in any examination [ ]

t comes to __ in public, no one can match him.

I recognized her as soon as I met her at the airport though we hadn’ t seen each other for agesand she had changed _________[ ]