Question

The web is fantastic at many things, e-mail, e-commerce, for example. But _____ your name is Amazon Or Google, making money has proved hard.

1. A.
   if
2. B.
   although
3. C.
   unless
4. D.
   as

Answer 1

C
解析：
四个选项分别表示如果、尽管、除非和由于。根据题意，网络赚钱已经被证明是很难的，除非你的名字是亚马逊或者谷歌。故选C。