这个是全部倒装还是部分倒装?

问题描述:

这个是全部倒装还是部分倒装?
Not only are the new roads being built,but also the new houses will be built in SH.

是部分倒装,(are) the new roads( being built),因为括号内都是谓语部分,只是are提到主语前面.