单位时间内摆的摆动次数与什么有关

i think making flashcards may help you improve your english为什么不是help you to Li lei went to bed after He finished his homework 改同义句, After he finished his homework,he went out for a walk.(改为同义句) ＿ ＿ his homework,he went ou...After he finished his homework,he went out for a walk.(改为同义句) ＿ ＿ his homework,he went out for a walk. MADE IN CHINA 中国制造(英文) Of the millions who saw Haley’s comet in 1989,（接下面）how many people will live long enough to see it return in the twenty-first century.帮我分析一下成分,the millions是什么用法. Of the millions who saw Haley's comet in 1986,how many people will live long enough to see it retur为什么return后面没有"s"?前面的will和这个return应该不发生关系吧? Of the millions who saw Haley’s comet in 1986,how many people will live long enough to see it return in the twenty-first century. 为什么夏天这么多雨水? 为什么夏天于雨水特别多啊? 今年为什么雨水这么多,夏季不热?今年的夏季有点怪,不知是不是正常哦 成人如何提高写作水平,怎样才能提高到让自己的文章可以发表到报邗杂志上. I decided to go to HengYang by bike.I decided toI decided to go to HengYang by bike.I decided to go to HengYang by bike tomorrow.请问第一句和第二句的谓语时态是否用对? He rode the bike to go to school(改为同义句） I'm good with kids【中文意思】 Can you help kids with swimming.【中文意思】 这是一封感人的数字情书,请用汉语把它翻译下来!584 5682177778 12234 1798 76868 587129955 829475 英文翻译 今年春天这儿确实多雨 英语翻译能翻译为：If it had rained more in spring,the harvest would have been much better. 中山的春天有雨吗翻译成英文 多雨的春天,英文 以 How To Keep Fit 为题目的英语作文,作文简单易懂,语法通俗. 在阅读杂志名著时要怎么做才可以有利于文学素养的提高和写作水平的提高? is always后加动词什么形式 想要提高写作.看什么杂志好?想写出那种很唯美的文章.什么杂志或者文摘好些? Great In great ball of fire 英国1832议会改革的问题书上说的是工业资产阶级获得了更多的议会席位,那之前呢?议会都有什么阶级组成? 两次工业革命中的英国议会改革介绍 what do you think ___(make)him___(change)his mind Once he ＿＿(make)up his mind,you ＿＿(not make)him change his mind. 英文里描述动物可不可以直接用HE或者SHE而不用IT啊?如果可以的话我该怎么说呢?需不需要有什么前面的铺垫之类的啊? 英语动物的它用she,he 写动物可不可以用HE/SHE来写