(·四川 2)The traffic on the main street has a longer green signal than on the small one

问题补充：

(·四川，2)The traffic on the main street has a longer green signal than on the small ones.

A. one

B. this

C. that

D. it

答案：

A. one

B. this

(答案→)C. that

D. it

解析：考查比较对象的替代。通常可以用that替代不可数名词，those替代复数名词。此处the traffic为不可数名词，故用that来替代。