I was tired I fell asleep as soon as I lay down.A. too; toB. so; thatC. such; thatD. eno

问题补充：

I was tired I fell asleep as soon as I lay down.

A. too; to

B. so; that

C. such; that

D. enough; that

答案：

A. too; to

(答案→)B. so; that

C. such; that

D. enough; that

解析：本题考查状语从句。本题考查的是so ···that从句，引导时间状语从句，故选B。句意：我如此的累以至于我一躺下就很快就睡着了。