Four Great Inventions of Ancient China Module 4 Unit 1Who invented paper?2、Look and writeinventeddidnt invent1) American people _ this bicycle.2) English people _ this bicycle.3) English people _ paper.4) Chinese people _ paper.inventedinventeddidnt inventdidnt inventModule4 Unit2He invented this bicycle in 1839.was过去式过去式isareweredodidare wereis wasdo didis wasdo didare werewas过去式过去式isareweredodidI usually play football.She usually play football.sHe usually play football.sshe和和he是第三人称单数，是第三人称单数，后面所跟的动词要加后面所跟的动词要加sI uaually paint a picture.She usually a picture.He usually a picture.paintspaintsI usually play football.yesterday.I played footballyesterday.I didnt play footballprinteddidnt printwalkeddidnt walkplayeddidnt playcleaneddidnt clean