----The number of the tigers is getting .-I agree you.A. more and more toB. smaller

问题补充：

----The number of the tigers is getting .

---- I agree you.

A. more and more , to

B. smaller and smaller, to

C. smaller and smaller, with

D. more and more ,with

答案：

A. more and more , to

B. smaller and smaller, to

(答案→)C. smaller and smaller, with

D. more and more ,with

解析：句意：老虎的数量正在变得越来越少。我同意你的观点。老虎的数量变少要用small来修饰，变多要用large来表示，不用more；agree with sb意为“同意某人的观点”；故选C。