You're here because either you or someone you know （ ） been diagnosed as type II diabetic.
A、are
B、had
C、has
D、have
【正确答案】：C
【题目解析】：考点 Mordern English Grammar -concord -principle of concord 文字解析 or, neither… nor, either… or, not only…but also, 通常采用就近一致的原则。本句中和someone一致，故选C。
