three pipes a,b and c can fill a tank in 6 hours .after working at it together for 2 hours .c is cl谁能帮我翻译一下这句什么意识

three pipes a,b and c can fill a tank in 6 hours .after working at it together for 2 hours .c is cl谁能帮我翻译一下这句什么意识 英语翻译three pipes a ,b and c can fill a tank in 6 hours .after working at it together for 2 hours .c is closed and a and b can fill the remaining part in 7 hours .the number of hours taken by c alone to fill the tank is we'll have a()holiday.A.three days' B.three-day C.three-days D.A and B There are____days in a year选择题.A.three hundreds sixty-five B.three hundreds and sity-fiveC.three hundreds and sixty-five D.three hundred and sixty-five （英文版的物理）Water heater that make use of the Sun often have solar panels mounted on the roof.(a)Why are copper pipes being used?(b)Why are the copper pipes and the metal sheet black in colour?(c)Why is there an insulation sheet under the I have read three books and I want to read ( )A.another three books B.the other three books C.more three books D.more than three books Three ___ three is nine.A.time B.is time C.times D.and come and see me in------ A.two or three days' B.two or three days' time There are____students in our class.A.three scores of B.three scores C.three score and five求详解 There are ____ days in a year.A.three hundred and sixty five B.three hundred and sixty-fivewhy? 翻译lime scale什么意思?Temporary hardness causes a build up of lime scale on boilers and hot water pipes a quantity of water pipes is/ are? It took us ----to finish this work.A .three hour and a half B.three and a half hour C. three and half hours D.three and a half hours 详细讲解一下 —How wide is the table?—It is ___ .A.three foot and one half foot B.three and half feet C.three—How wide is the table?—It is ___ .A.three foot and one half foot B.three and half feet C.three and one half feel D.three and one half foot答案 THREE AND A HALF怎么样 three-and-a-half billion （ ）There are ____days in a year.A.three hundred,sixty-five B.three hundreds,and sixty-fiveC.three hundred and sixty-five D.three hundred,sixty and five There are __days in a year.A:three hundreds sixty-five B:three hundreds and sixty-five C:three hundred and sixty-five D:three hundred and sixty- five 为什么!