According to the rules of the factory you can ask for leave you have a doctor’s diagnose

问题补充：

According to the rules of the factory, you can ask for leave you have a doctor’s diagnosed note.

A. now that

B. on condition that

C. unless

D. even though

答案：

A. now that

(答案→)B. on condition that

C. unless

D. even though

解析：考查连词。A既然；B=if如果；C除非，如果…不;D 即使；结合句意可知B正确。句意：根据厂规，如果你有医生的诊断条，你就可以请假。