Question

______ 200BC, the Silk Road, which was the route for trade between the East and the West, was in use.

1. A.
   As early as
2. B.
   As far as
3. C.
   As long as
4. D.
   As well as

Answer 1

A
短語辨析。As early as 盡早； As far as至于，直到；As long as只要；As well as也，和……一樣。句意：早在200年前，絲綢之路，在東西方之間的貿(mào)易之路就已經(jīng)使用了。故選A。