, the Internet was only used by the government. But now it’s widely used in every field.A.

, the Internet was only used by the government. But now it’s widely used in every field.
A. As usual
B. At first
C. After all
D. So far

A. As usual(答案→)B. At firstC. After allD. So far解析：A. As usual 通常 B. At first 起初 C. After all 毕竟 D. So far到目前为止，从But now it’s widely used in every field.（但是现在被广泛用在每一个领域）可知，前面应该选起初，因此选B。

谢谢了