A professor told his students的完形填空以及为什么

问题描述:

A professor told his students的完形填空以及为什么

版本1答案:1-5 C A B B C 6-10 A C C B B附原文及选项:A professor told his students to go into the city slum( 贫民窟)to study 200 boys.He asked them to 1__ reports about each boy’s life and future .Ever...