The river on which a new bridge is being built is 209 meters wide.

（ ）Which river is longer ,-------Nile or---------Amazon?A.On B.a,/ C.the,the D/,/ The river on which a new bridge is being built is 209 meters wide. Is there a river on the farm? Is there a river on the farm on the river The Lis spent the ___ holiday on a river.(please) our school is on a river我们的学校在河边.为什么不是 our school is on the river 为什么是a river 不是 the river 因为on 后面不是该连接the吗,能on连接a river on a river,on the river,in the river的区别它们的意思是什么?有什么区别?on a river,on the river可以互换吗?在河边 用哪个? Don’t swim in the river which there is a boat.用which还是where,为什么? There are teo ducks and a boat on the river. Vienna is a beautiful old city on the river Danube . 括号内填什么which is () ,the Yangtze River or the Yellow River?A.a bit longB.longerC.more long China has many rivers, ____the Changjiang River is the longest. A.which B.in whichC.among which D.on of which 答案是C,请问为什么不选B或D? Vienna is a beautiful old city on the River Danube.(对 a beautiful old city on the River Danube提问 Which is longer?The Yangtze River or The Yellow River? on the River 3Q they have found a tortoise on the river bankon the river bank的提问.是对划线部分的提问哦~划线部分为on the river bank two small hill in the midst of which flowed a great river可不可以改成two small hills which a great river flowed in the midst of