The house I live in is very small.A. thatB. whomC. whenD. where

问题补充：

The house I live in is very small.

A. that

B. whom

C. when

D. where

答案：

(答案→)A. that

B. whom

C. when

D. where

解析：句意：我住的房子非常小。本句中先行词the house为下文的逻辑宾语，指物，故引导词用that或者which，根据所给选项，可知选A。