I’ve had enough of my boss. He is rather too hard me.A. forB. atC. onD. in

问题补充：

I’ve had enough of my boss. He is rather too hard me.

A. for

B. at

C. on

D. in

答案：

A. for

B. at

(答案→)C. on

D. in

解析：考查固定词组。固定词组be hard on…对…苛刻；句意：我已经受够了我的老板。他对我太苛刻了。故C正确。