---How do you like the food and service in our canteen?
---Much better than ______ used to be.
A．those B．one C．they D．that
C
【解析】
试题分析：考查代词。上句：你觉得我们食堂的饭菜和服务怎么样？下句：它们比过去的好。they指代食堂的饭菜，故选C。
【学法指导】
关于指代
1.a +单数可数名词，用one替代（同类但不同物）。He has a computer and I have one.
2.the+单数可数名词/不可数名词，用that替代。The rope here is longer than that in her room.
3.the +复数名词，用those替代。The streets in the city are cleaner than those in that one.
4.“同类同物”用it替代。There is a book on the desk. It is mine.
考点：考查代词