we must ask people not to cut down trees =we must -----people -------cutting down trees.

we must ask people not to cut down trees =we must -----people -------cutting down trees. we must ask people not to cyt down trees now.保持句意不变we must ______ people ______cutting down trees now. we must ask people not to cyt down trees now.保持句意不变 we must ______ people ______cutting down trees now. we -- people -- riding in cars to decrease the amount of CO2.we need to take a campaign.A could ask ,stop B should urge,to stopC must urge,stopping D can ask,stopped What annoys the people?We ask them.合并为一句话We ask the people___ ___ ___. What must we say when we speak to older people? Can you speak Chinese? But we can ask people( )English we,should,people,ask,bring,to,food(?)连词成句 we must serve the people heart and soul all our ( ) We must do ( )the people want us to do. We young people should ________ old people.A respect B answer C ask D be we must ask Tom to clean his room 改称被动语态 We must ask Tom to clean his room again. 把这个句子改为被动语态 10、we must speak to old people politely .Old peo10、we must speak to old people politely .Old people _ _ _ to politely . We must _down too many trees.Aprevent people to cut Bprevent people cutting We must When alive ,we may probably offend some people.However,we must think about whether they are We could each call up ten people and ask them to come.