Question

________ Reyes admits that he has enjoyed a quick rise to the top, the road to success has not always been smooth.

1. A.
   While
2. B.
   Since
3. C.
   As
4. D.
   If

Answer 1

A
句意：虽然Reyes承认在前进的道路上他进步很快，但是通向成功的路并不总是平坦的。while--although虽然。如：While I admit that there are problems, I don't agree that they cannot be solved.尽管我承认有问题存在，但我不同意说这些问题不能解决。