【简答题】完形填空 Every school has its own rules. How many 1 are there in your school? At some schools, the students 2 to wear uniforms on school days. But many students don’t like to wear uniforms. They thin...
【简答题】A.Some of the answers to the questionnaire were not valid. B.Only a small number of students were surveyed. C.The five questions were not well designed. D.Not all the questionnaires were retuned.