2019年中考真题英语分项汇编专题19 短文填空考点4杂糅型填空Passage 1（2019 福建省）Before paper was invented, people wrote or drew on materials such as bamboo, 81 slk, animal hide, and wooden blocks. Writing materials were 82 (real) expensive and few people learned to read. Therefore, few people wrote. This all changed, thanks 83 an man named Cai Lun.Paper had already existed (存在) in China , but the process for 84 (produce) it was difficult and the paper was of low quality. Cai Lun began e
