Question

I have bought_useful reference books__I don't know which one to start with.

A so many ..that B so little ..that C too much..AS D so few ...that选什么为什么./

Answer 1

A
so.....that 如此之...以至于...... 固定结构
还有书是可数名词所芦腔拍以用many ,而little是用于不可数的
few也是修饰可数名词 但是意思是陪羡只有一点点 与这里语境不同
所以这句话选A 意思为我已经买了如此多圆谈的参考书，以至于我都不知道从哪本开始看起

Answer 2

选A so many..that 太多以至于...
I have bought so many useful reference books that I don't know which one to start with.
我买了太多有御键用的参考书以至于我不知道该从哪一本开始看起.

若有疑问漏猜及时追问，满意敬请采纳，O(∩_∩)O谢谢返拆型~~

Answer 3

so...that巨型结构
选A
意为：我买了很多有用的参考书以带陵判至于我蠢改都不知道选那本开汪销始看了~

Answer 4

C too much..AS

Answer 5

A so……that

Answer 6

A，根据语意，
我买了好多有用的参考书，我都不知道从那本下手了