-We can use QQ to talk with each other on the Internet.---Really? Will you please show

问题补充：

---We can use QQ to talk with each other on the Internet.

---Really? Will you please show me it?

A. what to use

B. how to use

C. how can I use

D. what can I use

答案：

A. what to use

(答案→)B. how to use

C. how can I use

D. what can I use

解析：句意:-我们可以用QQ在网上交流。-真的吗？请你告诉我怎样用它好吗？本题考查的是宾语从句或疑问词加动词不定式做宾语。根据句意可知，这里是说怎样用QQ,所以引导词或疑问词应该用how，故先排除A和D。C选项中这个宾语从句的语序不对，应是how I can use 才对。故选B。