My stomach ______ me. I thought it was going away, but now it’s getting worse and worse.

A．was killing

B．is killing

C．kills

D．killed

心理测验若按材料性质分类可分为（）。

A、智力测验与人格测验

B、文字测验与操作测验

C、一般能力测验与特殊能力测验

D、客观测验与投射测验