一篇写事的作文400字

Dave went .his pockets looking for the keys.A for B to C across D through为什么选D?理由?另外,为什么后面是looking 现在时?期待高手的回答〜 宇航员通过无线电怎么交流 absolutely和fine是一样的吗问：how are you?最普遍的回答是：I'm fine也可以回答absolutely的吧 the police carried out a through search of the building.为什么用of不用in.如题 The police___surrounded the building.1.has 2.had 3.have 4.have been请问用哪个啊?把原因写下, custom是可数名词吗 custom可数么?这句原话是The culture customs of America.这里customs讲什么?这里有两个问题 请分别回答 3Q 一个国家的风俗是用复数还是单数custom.日本的风俗怎么说（英语） custom什么时候可数什么时候不可数数?网上好多说用作海关、关税的时候才可数。但是我书上有一个It is difficult to get another country's customs。译为“习惯”的时候也做复数啊那到底什么情况才是 王羲之和顾恺之身上我们能学到什么优秀品质 王羲之,顾恺之的代表作品各列举两个 .从王羲之和顾恺之身上我们能学到哪些精神? 王羲之,顾恺之 it is widely accepted in China that at no time______ away from China,which is also supported by the worldAshall we allow Taiwan to breakBwe shall allow Taiwan to breakCshall we allow Taiwan breakingDwe shall allow Taiwan breaking求详解 Since you've accepted the invitation ,I'll__accept it.A.too B.also C.as well asD.either说明为什么 i'll wait till you accept my day 帮我翻译下 有in End这个短语吗?还有I _______(live)here since I ______(be)born.横线上填什么?是不是现在完成时+since+一般过去时啊?这有规律吗? jean is unhappy because everyone went to the dance____her.a.against b.besides c.but d.with 英语It is generally accepted that rats eat 40 to 50 times 为什么选Cit's generally accepted that rats eat 40 to 50 times____.A by weight B in weight C their weight D of their weight you can't imagine that rats eat 40 to 50 times _____.A.in weight B.by weight C.of weight D.thier weight为什么选D，thier weight之前为什么不加介词 You can't imagine that rats eat 40 to 50 times their weight.为什么是 their weight I had fun with my mom.On Monday we went to park.On Tuesday we climbed a mountain.On Wednesday wecleaned room.On Thursday we visited my grandparents.On Friday we back home.请大家看看这篇小短文有什么问题,望各位英语能手,能帮我 My most lover,l hope you can forgive my rude,and accept my love 如何翻译 I ______(ask) him a question yesterday.适当形式填空 有没有正三价铜离子?如何制取? 如何在液体铜中提取金属铜最好不用其他金属,尽量纯.最好容易定形 一瓶硫酸铁溶液中含有铜离子和钠离子,怎么分别提取瓶中的铜离子和钠离子?TAT, Ask him __a question difficulty的短语 铜放进开水中煮会怎么样?铜离子会出来吗? 自来水煮沸和烧白开水一样吗?还是煮沸要不断地煮,煮到什么时候呢?前者能使钙镁离子全部沉淀吗? will ( ) please tell me what is so funny?A.someone.B.anyone.为什么选A,不是在疑问句中用anyone吗?