把多项式中的同类项

生活中要不要善意的谎言生活需要善意的谎言吗 苹果商店里为什么都是英文 蒲松林的中心思想是什么? 蒲松林的《狼》表达作者什么样的思想感情 The news we are ____( look ）forward to ____(come)comes at last.最好加上为什么会得到这个答案! 英语 条件状语000000000000000000000000000请用？ 虚拟语气 条件状语的区别If it rains tomorrow ,i won't goif it rained tomorrow,i wouldn't go.哪句是虚拟语气,哪句是条件状语,什么情况下用虚拟?什么情况下用条件状语? 英语翻译中文 It is costly to operate a general hospital.As a result,patients often cannot afford to pay these expenses .ortunately ,different kinds of health insurance are available. I bought a toy () for my sister yesterday首字母为h 那I bought present ( ) my sister yesterday.填什么? 这句话对吗?we make him as our class monitor.这是改错里面的.哎,死板的Chinese educational system 英语：为什么可以用a lot more fun than...fun 不是名词吗?比较级不应该是用adj/adv吗? i think studying english is more fun.my teachers funny,the eposide to 地点、时间、原因、目的、结果、条件、让步、程度、方式、伴随状语,怎么判断? 动名词分别做时间,条件,让步,伴随状语的例句(准确点`高中英语`不要书上有的) 连词成句.1.are your everywhere books 2.comeputer game is my brothers where连词成句.1.are your everywhere books2.comeputer game is my brothers where We chose him as our new monitor把句子改成同义句 We made him our monitor.的made是作动词还是作名词 Ask the teacher for it (翻译 looked forward he looked forward to ___who was making a loud noise in the crowd.A.see B.seeing C.seen D.have seen为什么呢, ask the teacher for it 中的it是宾格还是主格 ask the teacher for it 为什么要加the We can not depend ____ our parents if的条件状语重句五句 ask the teacher for it中的for代表什么意思? if为条件状语重句的用法5555555555555555555555一定要说全点…… ask the teacher for it. if的条件状语重句和虚理语气的用法和区别 If引导的条件状语与虚拟语气好像阿,请问怎么区分呢? ,if是条件状语的引导词还是虚拟语气的引导词怎么区别呀? We will make him our monitor(班长).Are you ____ or _____ it? 他们正一起玩的英文是什么?填空：They are _____ fun _____ .