a tunnel is a long passage which has been made under the ground.这里用完成式有什么含义?谢谢!

A tunnel is very hard to build. 几道英语题目请教一下.The Channel Tunnel is the second ______ rail tunnel in the world. A long .The Channel Tunnel is the second ______ rail tunnel in the world. A long B longer C the longest D longest为什么不能选A呢.Our hope is ____ a tunnel is a long passage which has been made under the ground.这里用完成式有什么含义?谢谢! 英语几道选择 顺便说下理由 35.We can go to Shanghai Forest Park easily through Xiangyin Road Tunnel which is ________.A) 2-kilometre-long B) 2 kilometres long C) 2-kilometre long D) 2-kilometres-long36.Paying ________ credit card is easier never is a long Word this is a long light. 16 Identify the missing number within the series given below:11,19,,41,55(a) 31 (b) 29(c) 26 (d) 3917 A train traveling at 60 kph enters a tunnel that is 5 km long.The train is 1 kmlong.How many minutes does it take for the whole train to pass throug a light a------- at the end of the tunnel Joe is one and half meters ______.A、long B、tallC、highD、to p IT is a game ( ) a long history? 问一道英语奥数题A 120-meter train is gong to pass a tunnel.At 10:00 its head reaches one end of the tunnel and at 10:04 half part of the train still remains inside the tunnel.We know the speed of the train is 120km/h.so the length of the tunn 求翻译GRE数学题The figure above shows the dimensions of a semicircular cross section of a one-way tunnel. The single traffic lane is 12 feet wide and is equidistant from the sides of the tunnel. If vehicles must clear the top of the tunnel by 数学练习题.GWDThe figure above shows the dimensions of a semicircular cross section of a one-way tunnel.The single traffic lane is 12 feet wide and is equidistant from the sides of the tunnel.If vehicles must clear the top of the tunnel by at le Britain benefits enormously from a Channel Tunnel.怎么翻译 Britain benefits enormously from a Channel Tunnel. 求翻译 A light a___ at the end of the tunnel. which buliding a tunnel through the mountain,__.翻译 zombie tsunami中任务“die in tunnel 2”和“make 30 short jumps in a tunnel ”怎么完成?tunnel是啥