题目

听材料，回答问题。 （1） What are the speakers mainly talking about? A . What job to do in the future. B . Which professor to follow. C . What abilities to possess. （2） What subject does the man probably prefer? A . History. B . Politics. C . Art. （3） What do the woman's parents expect her to be? A . A restaurant manager. B . A politician. C . A teacher. （4） What is the woman good at doing? A . Dealing with people. B . Working with kids. C . Painting pictures.有这样一组数：80，1+80，2+80，3+80，…其中第n个数用含有字母的式子表示为( )。A. n+80 B．（n+1）+80 C．（n+2）+80 D．（n-1）+80