[求助]gwd12的语法题，请nn指点

Q34:

In an attempt to guarantee the security of its innovative water purification method, the company required each employee to sign a confidentiality agreement prohibiting that its water purification methods be disclosed to companies using an analogous purification process.

A.   prohibiting that its water purification methods be disclosed to companies

B.    prohibiting them from the disclosing of its water purification methods to any company

C.   prohibiting disclosure of its water purification methods to any company

D.   that would prohibit them from disclosure of its water purification methods to companies

E.    that would prohibit its water purification methods to be disclosed to a company

答案为c，实在看不明白

prohibiting -->动名词形式修饰agreement

prohibit sth. -->固定用法之一

楼主的问题也是我的软肋。

刚刚查了一下大全，这两题请楼主参考！

One of Ronald Reagan’s first acts as President was to rescind President Carter’s directive that any chemical banned on medical grounds in the United States be prohibited from sale to other countries.

(A) that any chemical banned on medical grounds in the United States be prohibited from sale to other countries

(B) that any chemical be prohibited from sale to other countries that was banned on medical grounds in the United States

(C) prohibiting the sale to other countries of any chemical banned on medical grounds in the United States

(D) prohibiting that any chemical banned on medical grounds in the United States is sold to other countries（C）

(E) that any chemical banned in the United States on medical grounds is prohibited from being sold to other countries

Wisconsin, Illinois, Florida, and Minnesota have begun to enforce statewide bans prohibiting landfills to accept leaves, brush, and grass clippings.

(A) prohibiting landfills to accept leaves, brush, and grass clippings

(B) prohibiting that landfills accept leaves, brush, and grass clippings

(C) prohibiting landfills from accepting leaves, brush, and grass clippings

(D) that leaves, brush, and grass clippings cannot be accepted in landfills（C）

(E) that landfills cannot accept leaves, brush, and grass clippings

若是法令或者权力的内容，可用现在分词短语来对该法令或权力进行限定，如the regulation banning smoking