The old town has narrow streets and small houses ______

试题详情及答案解析

The old town has narrow streets and small houses ________ are built close to each other.

A．they

B．where

C．what

D．that

答案：D

试题分析：考查定语从句：先行词是narrow streets and small houses，定语从句缺乏主语，定语从句用that引导，句意：这个古镇有狭窄的街道和小房子，彼此建的很近。选D。
考点：考查定语从句