If there are much more people in the world,there must be more food to feed people.为什么这道改错题答案是把much more 改成many?

what if there are 如何翻译If there are more trees,the air in our city will be much cleaner. 句子改错,要原因和理由.If you are there or not doesn't matter much. 高一英语长句结构分析 求解答（句子如下）It therefore becomes more and more important that,if student are not to waste their opportunities to go to the college,there will have to be much more detailed information about courses and mo If there are more trees,the air in our city will be much cleaner.为什么用much If there are more trees,the air in our city will be much cleaner.为什么用much不用more? There are much time.改错 ----Are there any English story-books for us studennts in the library?A.if any B.if some C.if many D.if much答案是a.为什么? if there are any apples don’t cross the road if there ________ traffic、 A、are a lot of B、are many C、is much D、is much too为什么? Don't cross the road if there _____ traffic.A.are a lot of B.are many C.is much D.is much too ----Are there any English story-books for us studennts in the library? ----there are only a few,__.A.if any B.if some C.if many D.if much答案是a.为什么? there is much water还是there are much water there is so much还是there are so much There is mo milk in the bottle,right?Yes,but not much.改错,一处 If there are _ trees,the air in our city will be _ fresher.A.less;more B.more;more C.more;much D.much;more There are many kinds of animals in the world.Lions and tigers are scary.Mo there are much starfish,还是many starfish