We can talk with friends on the Internet it’s easier and cheaper.A. thoughB. asC. orD. bu

问题补充：

We can talk with friends on the Internet it’s easier and cheaper.

A. though

B. as

C. or

D. but

答案：

A. though

B. as

(答案→)C. or

D. but

解析：连词。As用作连词表示原因；句意：我们可以在网上与朋友们聊天是因为它既容易又便宜。