不确定的请说明 1 He has repaired the tap that was found ( ).leak/leaking/leaked2 The accident ( ) because it was very foggy that evening.did happen/ has happened /happened3 I was told that the trains ( ) run on Thursday,but they did.did not mi

不确定的请说明 1 He has repaired the tap that was found ( ).leak/leaking/leaked2 The accident ( ) because it was very foggy that evening.did happen/ has happened /happened3 I was told that the trains ( ) run on Thursday,but they did.did not mi 物理中的不确定度是什么?请简要的说明；；；；； 反义疑问句:He has few friends,_______?请说明 He has made greatprogress recently --( ) ,and ( )A So he has ,so you have B So he has ,so have youC So has he ,so have you D So has he ,so you have会的请解释一下原因并翻译这个句子并说明so he has so has he / so you have so have you He has milk for breakfast.改成一般疑问句时为何将has改成have呢,第三人称不是用has的吗?请说明原因. rep council是什么缩写Rep是republic的意思不? He has been______(sleep)for two hours since he went to bed.请说明理由 What he has ____(be) money,and what he needs_____(be)books.用括号内所给的动词的正确形式填空. 请说明原因. He has left_______that he will be back in a week.A.a word B.word C.the word D.wordsRT,请说明您的选项 ___is not my businessA where has he workedB where had he workedC where he has worked D where did he work请说明原因 As long as I live I eat,but when I drink I die.回答请说明原因,要准确的为什么是火？如果不确定要说不确定 英语翻译1、表格里面的 drill dowm 该如何翻译?2、random sample per rep中的 per rep 还有一个 metics 的意思 he has been writtingthe composition the whole morningyes and he still _______a has been b does c has d is请说明一下原因 He has been preparing for his wedding.请说明是什么时态. I don't think he could do such a stupid thing last night,____?A do I B could he C did he D has he反义疑问句的要点思路 请具体说明吧 关于反义疑问句的一道单选I don't think he's paid for it,.A.is he B.has he C.do i D.isn't he请选择正确答案,并说明理由 Not only_a promise ,but also he kept it A.did he make B.he made C.does he make D.has he made请说明理由 he said the shop _____for several years.A.has been open B has opened c had been open Dhad opened本着对学生负责的态度,请不确定答案或者说不出所以然的人士不要回答!我就是纠结这个题应该是考察 OPEN有无被动吧