Question

10. volleyball is her main focus,she's also great at basketball.

   A. Since   B. Once   C. Unless   D. While in.

Answer 1

10. D

10. D解析:while意为“尽管”，引导让步 状语从句，且从句位于句首。句意:尽 管她把主要精力都放在排球上，可她也 擅长篮球。