问题补充：
— The memory pillow cost me a lot of money.
— Did it? Well, that doesn’t matter it helps you relax and have a good sleep.
A. so far as
B. so long as
C. as well as
D. as good as
答案：
A. so far as
(答案→)B. so long as
C. as well as
D. as good as
解析：A. so far as就……而言B. so long as 只要 C. as well as也，和 D. as good as和…一样好；句意：这个记忆枕头花费了我很多钱。是吗？恩，没关系，只要它能使你轻松下来，睡个好觉。故选B
