要原因,我会感谢你的( )The train runs ______about 120 miles an hourA on B in C at D for( )The seller reduced the price_two yuanA by B for C in D of

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要原因,我会感谢你的( )The train runs ______about 120 miles an hourA on B in C at D for( )The seller reduced the price_two yuanA by B for C in D of

要原因,我会感谢你的( )The train runs ______about 120 miles an hourA on B in C at D for( )The seller reduced the price_two yuanA by B for C in D of
要原因,我会感谢你的
( )The train runs ______about 120 miles an hour
A on B in C at D for
( )The seller reduced the price_two yuan
A by B for C in D of

要原因,我会感谢你的( )The train runs ______about 120 miles an hourA on B in C at D for( )The seller reduced the price_two yuanA by B for C in D of
第一题选A
意思是火车的运行速度大约是一小时120米.
首先可以排除in
其次,我们说以什么速度会用到at a speed of
再然后就是for ,run for 感觉有点这个for 有类似为了sth的意思.
第二题选A
by 在这表示降价的幅度.就是卖者降价2元.
其实这两个题目都是考察你怎么区分in ,on,by,of ,at等常用词的用法.要把握他们,简单来说就是要知道意思.

1.B
run for 竞选
run on 继续
run in 跑进
run at 冲向
2.A
reduce to 减少到
reduce by 减少了
个人理解 互相学习

d a