两道大全上的题目

147. At a recent session, the French government has decided that Paris needs a second, larger opera house to complement the famous Paris Opera.
A(A) has decided that Paris needs
(B) decided that Paris needs
(C) has decided that Paris will need
(D) decided that Paris has a need of
(E) has decided that Paris needed

答案选A，CDE很容易就排除了，但是为什么选A不选B呢，时态上怎么说？

151. At the beginning of the year, the city allocated $150 million to cover the increase in wages that it expected to approve as a result of negotiations with the municipal labor unions.
(A) increase in wages that it expected to approve as a result of negotiations
(B) increased wages it expected to approve from negotiations
(C) increasing wages expected to be approved as a result of negotiating
(D) negotiated increases in wages it expected to approve
(E) increases expected to be approved in wages from negotiating

答案选A，为啥不选D啊