海子的短诗

David didn't give up (）he had failed in the experiment four times.Aif Bwhile Cthough DsinceMr.zhao is very helpful.He often helps us () we are in trouble.A.whether B.although C.whenever D.however急,说明理由 红红和明明都热爱科学.红红每隔3天去一次科技馆,明明每隔5天去1次科技馆.7月31日那天他们都去了科技馆.（1）8月份红红去科技馆几次?明明去科技馆几次?（2）8月份,他们第一次在科技馆相 玲玲去科技馆参加小队活动他和小伙伴约定9：15分在科技馆门口集合从他家到科技馆大约要花40分钟,他最迟应在（）时（）分出发.他们9：23进了科技馆,活动结束离馆时间是15：08,他们在馆内 怎样在三十天内背过2000个单词 a woman without a man is like a fish without a bike?这句话中鱼和自行车有什么关联吗? A women needs a man like a fish needs a RT,直译的就算了,a fish needs a bicycle是怎么个意思? 牧神的午后中“A man needs a woman,like a fish needs a bicycle”歌的名字是什么啊? all men need air,完形填空All men need air.We __1__in air from outside our __2__every breath。When you put your face under water you cannot keep it __3__long. Aswimmer cannot swim under water very long.He needs__4__.A good swimmer may swim with 【首字母填空】The skirts are in a______ colours,such as black,white,green,red and yellow. grey-white=? grey-black=? black＋white=?  red+green=? brown-green?填英文 怎样在十天内背2000个单词? Grey-white= Grey-black= Black+white= Red+green= Brown-green= 这些都是神马意思! 世纪公园的票价是：每人5元,一次购买30张,每张票可少收1元,七年级（1）班有26名同学去世纪公园玩他们最少要花多少钱买门票? 已知2,-4,6,-8,.,98,-100,求这50个数的和 初中生应背的2000个单词都有哪些帮帮忙啦!我很苦恼的! 怎样才能一天背2000个单词? 药店店长月工作总结怎么写啊 下列各项反射活动中,与“一朝被蛇咬,十年怕井绳”这一反射类型相同的是A． 膝跳反射 B．精彩的口技引发观众哈哈大笑C． 酸梅入口,分泌唾液 D．缩手反射答案是B为什么不是C?详细一点好 一朝被蛇咬,十年怕井绳帮我找出非条件反射一朝被蛇咬,十年怕井绳这是个经典性条件反射,然而经典性条件反射是在非条件反射的基础上建立起来 我想问下这里的非条件反射是什么? How many apples did your mother give to you 答案是one each,为什么?怎么翻译? “一朝被蛇咬,十年怕井绳”中蕴含了反射的知识.下列说法正确的是A这一反射是先天性的 B这一反射的神经中枢在脊髓C这一反射的神经中枢在小脑 D这一反射活动必须经过大脑皮层 急 How much ____does your mother want A.cabbages B.potatoes c.salad D.apples 1.how many presents did you have 2.how about your classes 3.give smart people,right?4.l got a his Rubik's cube.以上句子语法有问题吗,或者其他问题?有的话指正并解释谢谢 or give it to your mother she knows how to do 背得2000多个单词就能考好英语? 紫茉莉花的花萼,花瓣,雄蕊,雌蕊 如何做好明年的计划和今年的总结 一小时能背多少单词? 吉林市什么地方英语四级教的好四级没过,寒假想回家学学!地点最好在吉林江北 吉林市哪有学英语的地方 句型转换What about going fishing tomorrow?(.).(.) go fishing tomorrow? if it rains tomorrow,we won't go fishing.Then how about going shopping _____?