prep2-109

prep2-109

Unlike psychiatrists, who are trained as medical doctors, psychologists have historically been forbidden from prescribing their patients drugs, but in 2002 New Mexico began to grant the privilege of prescribing to licensed, doctoral level psychologists who complete an additional training and certification program.

(A) psychologists have historically been forbidden from prescribing their patients drugs, but in 2002 New Mexico began to grant the privilege of prescribing

(B) psychologists have historically been forbidden to prescribe drugs for their patients, but in 2002 New Mexico began granting prescribing privileges

(C) psychologists have historically been forbidden to prescribe their patients drugs, but in 2002 in New Mexico, the privilege to prescribe began to be granted

(D) historically psychologists have been forbidden from prescribing their patients drugs, but in 2002 New Mexico began to grant the privilege of prescribing

(E) historically psychologists have been forbidden from prescribing drugs for their patients, but in 2002 in New Mexico, they began granting prescribing privileges

答案选ｂ

请问ａ有什么不对呢？以前的笔记上说forbid from不对，可是我查过朗文，Forbid sb to do sth 和forbid sb from doing sth都可以；而且prescribe somebody something 以及prescribe something for something 也都可以，都有例句。那么A到底错在哪里呢？

快考试了，请大家指点！谢谢！