走十公里需要多长时间

请问must open the door中的must open的t和后面o连读时,这个t要浊化吗?就是说：本来有一个规则是s+t且是重读音节，那么这个t要浊化成d.但是这里是两个单词的连读，也是st，我感觉就是好像这个st you must open the door.open是不带to的不定式么 You must keep your door .(open). on Saturday afternoon they began with the back of the houseThe next Saturday Tom went to a football match while his wife painted the front of the house?The next day they found they couldn't open any of the front windows?They get them open at last,but I like c----------- with my friends on the internet for hours. noon前用介词啥 关于noon的介词用法对于noon一直不是很清楚,所以想要搞懂,请问noon的前面也就是介词,应该填什么,at和on都可以吗,告诉我正确的用法和意思,我模糊的记得好像不止一个答案，所以请大家再仔细 21页pep小学六年级英语下册answer the questions答案 Answer the _____-(follow) questions in English, she often tells me jokes to make me laugh.是目的状语从句吗? 1. She often tells me jokes to make ma laugh. =I was made to laugh ____ ____ jokes. 2. I hope we will always remain friends. = I hope we will ____ friends ____. 3. Never give up and you'll be successfull. = ____ on ____ what you like and you'll Share some of yours with those in great need and you______a difference.A.will make B.make C.made D.have made share some of yours with those in great 填介词：You should read the notes ____ the text first.A superstar can earn a lot of money ____ advertising. 商业第三者责任险是什么意思 第三者责任险是什么意思比如我保的是20万,我开车把一个宝马车给撞了,对方到4S店修理了15万,我自己修理了3万,是不是这马宝车15万和我自己的3万都由保险公司出? Mary is the cleverest in her car同义句转换 Mary is ( )than ( )( )student in her class 谁有美女与野兽的英文作文啊?100子左右的 he is the cleverest student in the class,though he is the____（young） Li Mei is the most careful student in her class 同义句 A ：Li Mei is ___ ___ than ___ ___ student in her classB ：Li Mei is ___ ___ than ___ ___ student in her class 修改There is a little water left.Let me fetch some. the first day ____school(介词短语) It is very___(interest) to chat on the Internet with good friends. usually,my,friends,chat,l,lnternet,on,the,with按顺排列 I ,with my friends ,_______ (chat ) at the moment Some unknown 1.of time passes before her eyes open again,only this time there is no 2.in them,jSome unknown 1.of time passes before her eyes open again,only this time there is no 2.in them,just a blank stare.Without warning,her 3.breathing stops,and The woman_____takes the subway home.A.some time B.some times C.sometimes Since you are ill ,you should go to see the doctor.（保持原句意思） it looks ()you are ill.you should go to see the doctor A.as B as thoughc .which D.whether说明原因 tom saya the teacher is a silly donkey Tom ,says the teacher ,is a silly donkey.翻译成中文! Tom says the teacher is a silly dokey