2017天津小升初英语天天练：冠词第三讲(4)
家长帮社区天津站
2016-08-17 17:01:49
答案
Keys: 1. More than 7,000. 2. India or China. 3. By hand. 4. Every part. 5.Using machines. Because they work fast and can save time. / By hand. Because it’scheap.
