Then people began to c down trees and build factories.but no

Then people began to c down trees and build factories.but no Old people ate raw food and then they began to eat _______ f In the p___ people used to cut down trees and never took car there were [ ] people and factories people began to use mobile phones(phone) from then on. 英文翻译成中文：we don't build a business,we build people.And then p No conclusion_______about whether to tear down the old build No conclusion ______about whether to tear down the old build Tina has already cut down the trees and build a house 变否定句 My mother lay the table and then began to cook He snapped open his briefcase and then began to read. Let's ____up and then sit down(选择题) A:stand B:standing C:to