The limits of a person’s intelligence,generally speaking,are fixed at birth,but________he reaches these limits will depend on his environment.(2012·安徽,27)
____ born in Toronto, Canada, the author is most famous for the stories about New York City.
---Do you doubt ___ she has passed the exam? ---I’m not doubtful at all ___she has passed the exams.
Can you show me a case ____ the professor mentioned yesterday?
“Never for a second,” the boy says, “____ that my father would come to my rescue.”
_____________ the sun for too much time will do great harm to your skin.