权变理论的内容

如何培养空间想象力我现在读初三,平时做那些三视图和翻折后的图形是什么这些题比较差.想问一下如何培养自己的空间想象力,看这些抽象的东西?高中很多是这些东西的, 学文的...数学几何部分还有地理的各个部分怎样培养空间想象力? _____ should not become a serious disadvantage in life and work.A.To be not tall B.Not being tallC.Being not tall D.Not to be tall There are l___ for students here .The students have many things in them.按照所给字母l填词 地貌分为哪几类 它们的特征是怎样的拜托了各位 例如 雅丹..喀斯特.. 句子改错Look!The childerare piaying happy over there.she is more than me .How hot weather it is today!Why not to go cycling? The boy on the tree is Tom改错 hello,Tom!may i ask you questions?sure. 我的想象力比较丰富,最近我想构思一篇童话,但不知写什么,我觉得要写得方面很多,所以没有头绪.大家都说说,我给写哪个方面的,给我点启发! Tom fell into the lake while he was boating .shouzimutiankongLuckily,a passer-by happened to see that and him in the time. do you know a book named dove it is about a boy's adventures , ------Tom is very good at science,his brother is hopeless A While B When C If DBecause A _____ (visit) came to see me and gave me a new English book as a gift. fever的用法急最好举点例子 fever和flu用法have a fever还是have the fever?have a flu还是have the flu? 跑跑卡丁车fever怎么使用哪个键使用 亲们,现在手头有份词汇学作业,要10个修改过的英语成语比如说 no pains no gains 改成的no money no honey要给出原版的成语和改过的成语。 中文中相当于“No pains no gains”的成语是什么?想把“No pains no gains（没有惩罚就没有长进）”这句话翻译得漂亮一点. I don't think I'm busy that day ,or at least I hope not.句中为什么不是I hope so. the girl is good at playing the piano改为同意句the girl_ _ _piaying the piano I've got a fever.I'm______(用适当的形容词填空) I've got a fever.不是现在完成时吗?发烧是have a fever,可以说get a fever吗?谁来给我讲讲啊~I've got a fever.是不是现在完成时？ I’ve got a fever.What must I do?怎么回答 合并成含定语从句的复合句the people are very friendly.they work in my office He is a singer.I like his songs very much. 把这个变为含有定语从句的复合句. my mother bought me a cool watch on my birthday and i like it very much.　这是小孩的作业,我不知道这句话怎么翻译 When did your parents go on vacation这句话对吗 Life makes man grow up or rink down No work no money no love. get a fever vna-man-down-turret-truck是什么意思 动词填空 When do your parents ( )their friends