Question

These newly-produced cars are sold at so low a price_____people expected.

1. A.
   like
2. B.
   as
3. C.
   that
4. D.
   which

Answer 1

B
该题意为“这些新生产的汽车以人们期望的低价销售”。先行词被so 修饰，故定语从句的关系代词用as。类似搭配还有：the same ... as ..., so ...as ...，such ...as ... 。