With more forests being destroyed,huge quantities of good earth are being washed away each year为什么用的是现在进行时

With more and more forests cut down 怎么判断动词主动被动 ____more and more forests destroyed,some animals are facing the danger of dying outA.with B.As With more forests being destroyed,huge quantities of good earth___each yearA.is being washed away B.are being washed away ____ more and more forests destroyed,many animals are facing the danger of dying out.A.Because B.As C.With D.Since为什么不选B 2道非谓语动词题1.The sports meet,originally ____ last Saturday,was finally called off because of the bad weather.A.held B.holding C.having been held D.to be held(应该选什么?为什么不选A?2.It is said that with more forests ____ huge qu With more forests being destroyed,huge quantities of good earth are being washed away each year为什么用的是现在进行时 With more forests being destroyed,humans have to ___ a lot from what they have doneA suffer B base C prevent D stop If we ——more rain forests,our planet will be in dander 空格处挑填are cutting down 还是cut down The more I am with you,the more I want to be with you! In 1620,about half the USA was covered by forests.此句子对吗?将by换成with行吗?我看到别处有用with的.可是be covered with 与be covered by不能通用,有点晕. 英语翻译In 1620,about half the USA was covered by forests． Today the forests have almost gone． A lot of good land has gone with them,leaving only sand． China doesn't want to copy the USA's example． We're planting more and more trees． We 英语翻译In 1620，about half the USA was covered by forests.Today the forests have almost gone.A lot of good land has gone with them，leaving only sand.China doesn't want to copy the USA's example.We're planting more and more trees.We've built t In 1620,about half the U.S.A.was covered by forests.Today the forests have almost gone.A lot of good land has gone with them,leaving only sand.China doesn’t want to copy the U.S.A.’s example.We’re planting more and more trees.We’ve built the I will be much more happier with you. I will be much more happier with you. 一个英语谜语：I have forests with no trees. 连词成句 there be no will forests With the r______ development of our society,more and more people choose to be single.