人教版英语九年级 self check2作文怎么写啊急急急急
问题描述：
人教版英语九年级 self check2作文怎么写啊急急急急
答
The abacus was invented in the sixth centry by the Chese.The umbrella was invented about 4000 years ago in Assyria,China and Egypt.In Italy in 1854,Ignatio Porro invented the binoculars.The Camera was...