In mountain areas ,horses are _______useful than cars.A.more much B.may more C.much D.mch more为什么选D，为什么不能选B呢？

The air in mountain areas is _that in big cities the mountain is over five thouasnd meters in (h ) the air in mountain areas is _ that in big cities.A.as fresh as.Bfresher.than C as.dirty.as D.dirtier than in many areas of in the areas In mountain areas ,horses are _______useful than cars.A.more much B.may more C.much D.mch more为什么选D，为什么不能选B呢？ in the mountain in the mountain还是on the mountain there is a time和there is the time的区别如下题 There was ( ) time when teachers are in great ( )in these mountain areas.A.the,need B.a,require C.a,demand 英语 大师来帮忙看下 1.We found ourselves back in a village at the foot of the mountain.这句话中的宾补是 back还是 back in a village 还是 back in a village at the foot of the mountain?为什么?2.In the spoken English of some areas 英语翻译we live in the mountain area,Denver area just on the eastern side of the mountain,there are many famous ski areas in the mountains.love to go camping,but not feel convenient,since I were contact lens,a very short vision person.I do not dr in 还是on Huashan Mountain Stop the Population Explosion in City Areas around the mountain和in the mountain一样吗 在山上用in mountain 还是用on mountain? Mountain mountain mountain