铝和什么反应生成氢气

描写校园生活里难忘的事是中文的500字左右 usually people will get cards and p______ from others at Christmas 人们通常在白天工作,晚上睡觉.people usually ( ) ( )the day and ( )at night 头是黄色三角型,黑色身体,体型很小,是什么蛇? 全身都是黑颜色头是三角形的,是什么蛇?3Q 身上是青色颈部为红色三角脑袋是什么蛇?大约1米长 我家是东北的 夏天还可以补充点关于这冲蛇的细节吗? _more information about the trip,you can go to www.jxtour.com._more information about the trip,you can go to www.jxtour.com.A.Find B.Finding C.To find D.Found选哪个?为什么?为什么不选其他选项? He searched the Internet ______more information about foreign universities.填词 To know more about the British Museum,you can use the Internet to go to the library,or _______.A.To know more about the British Museum,you can use the Internet to go to the library,or _______.A.neither B.some C.all D.both 答案选both但是some可 午饭可以给我下午打篮球提供许多能量,翻译句子：Lunch may give me lots of energy( ). it's almost () that our team will win A.certain B.sure C.exact D.accurate We can (i ) more about the world by watching TV.怎么填 Watching on TV about more and more SARs .Watching on TV about more and more SARs patients ____,I never know that ____ could be so close to me.A.dying,death B.dead,death C.dying,death D.died,die 昆明哪里可以学阿拉伯语? 阿拉伯语昆明哪里有?我是从地州上来学的,急学 和的三种读音各组一词 with the help of your answer,I will do more and more good in the future. German businesses are hoping this new tele-shopping will help them sell more things这句话这句话为什么是are hoping?,它并不表示现在进行时对吧,有许多都是be hoping ,是固定搭配吗?还是表主动?请求指点! 昆明什么地方可以学阿拉伯语的? 昆明学阿拉伯语去什么地方呢? 在昆明学阿拉伯语可以去什么地方啊? 想利用周末学阿拉伯语,昆明什么地方可以? "你今天看起来悲伤的"的英文 "从她们的信中我看到了无尽的悲伤”用英语怎么说? 今天的我特别难过用英语怎么说 I don't know( )( )( )help me.Can you tell me ( )( )( )( 你能告诉我你的名字是什么吗最好用宾语从句 I don't know( )( )( )help me.I don't know( )( )( )help me.我不知道他是否会帮I don't know( )( )( )help me.Can you tell me ( )( )( )( 你能告诉我你的名字是什么吗最好用宾语从句 exercise helps make our body heathy .help为什么加s 危在旦夕,岌岌可危,剑拔弩张,一触即发,命悬一线,迫在眉睫,危如累卵,燃眉之急……造句（记住是自己写的）帮帮忙吧!T^T 用千钧一发和火烧眉毛和危在旦夕和岌岌可危和剑拔弩张的造句 ( )1.We’d better keep our door _________ at night.A.open B.opened C.close D.closed ( )1.Last night,I saw something ________ in the river.(usual)2.The vegetables are not _______ (poison).We eat with our _____(tooth).3.The doctor saved the ________ ( 锻炼对你的身体很有好处.Taking exercise ___ ___ ____ your body.