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one direction的队长是谁?怎么区分五个人的声音,现在只能分出zayn的,有时能分清harry的. Hazard 中文歌词Hazard --Richard Marx My mother came to hazard when I was just seven Even then the folks in town said with prejudiced eyes That boy's not right Three years ago when I came to know Mary First time that someone looked beyond the rumo hazard与explore有什么区别 有哪几组英语单词是意思相同,单词不同的,如invite和invitationinvite和invitation的意思一样,但单词不同.能举出几个向他们一样性质的例子. invite 和 invitation看图,第1张为什么用invite “虚像总是正立的实像总是倒立的”这一句话对不对? Do you have to...可以用No,I needn't. 虚像可以是正立的,也可以是倒立的对吗? Do you have to buy this hat?No,i needn't necessary为什么填needn't no,you needn't的问句 hazard音标 h( ) ( ) ( ) ( ) ( )里面填字母 英语翻译比如Hazard Identification Techniques应该怎么翻最好?背景：风险评估 （）（）h（）（）,（）里填字母 invite invitation 用法.区别? 别人问你Yes,we often have lunch in the canteen at 12:00,你会怎么回答? you needn't do it tomorrow.（保持原意） you_________ _________to do it tomorrow. 影子有没有质量?3QRT. 中国有哪些影子艺术家拜托各位了 3Q Billy is short and fat.He is kind .B( )Billy is short and fat.He is kind .B( ) the two tall students often bully him. At the_____party,I felt very nervous and out of place.A interestingB formalC boringD careful any i too mustn't eat and i fat meat am (连词成句) 连词成句l,he,short,is,and,am,tall的答案 i mshort and fat.i m short and fat,too.we look short and fat.we look like twins! He often sat in a small bar,dringing and smoking considerably more than is good for his health.这句话语法上对么 He often sat in a small bar,dringing and smoking considerably more ____.A than his health B than good health C than is good for his health Dthan that is healthy 选哪个,为什么?尽量详细一点, 有关基因连锁互换的问题,有两对基因,A和B连锁,a和b连锁,AaBb和aabb测交,发生互换,为什么Aabb是19个,而aaBb是17个,按理说交换一次就会出现Ab和aB各一个,可是两个为什么不相等呢为什么呢? 两个首字母填空1.He gave me a persent on my e_____ birthday.2.My f_____ hobby is reading.3.I like tea w____ suger in it. 遗传学 已知图距求表型1.基因座R与基因座S相距35cm,如果一种基因型为RS/rs的植株自交,子代会有那些表型?比例如何? 遗传学中抑制作用如何体现的,什么基因抑制什么?求教. 写作文最基础的东西是什么? 《如何与他人相处》《如何与自己相处》《如何与这个国家相处》,老师让写作文了,帮下忙,我是高中生,希望别找些很幼稚的文章,素材也可以的.一切有关的都要.