which river is the second long river in chinalong错了,改为longest,但为什么改为longest?这是一道改错题 是改为longer 还是longest？

Which is longer?The Yangtze River or The Yellow River? Which is the longest river?怎么回答 Which is the longest river in England? the river,____are covered with trees,is very long.1.which banks2.who's banks3.of which banks4.the banks of which which is the longest river in the world?the changjiang river What which is the longest river in China? Which is bigger ,Changjiang or the Yellow River?(中文) Which river is the main source of London' water supply? Which is the biggest country:the United Kingdom,France or Spain?Which river flow through London? 读一读,补全单词题目是:1、Which c( ) do you come from?2、What's the name of this p( )?3、The l( ) river in China at Changjiang River.4、Today is the h( ) day of the year. the river,____are covered with trees,is very long.which banks 2.who's banks 3.of which banks 4.the banks of which搞不清楚为什么C选项一定要用the banks才是正确的. Don’t swim in the river which there is a boat.用which还是where,为什么? 括号内填什么which is () ,the Yangtze River or the Yellow River?A.a bit longB.longerC.more long ＿＿is the river?It's about 6300 kilometres The river on which a new bridge is being built is 209 meters wide. Which is the longest river in China?How long is it?中文及其回答? Which is the longest river in china How long is it? 连词成句.1.the world is longest which river in the )2.the city has which population lowest density )