.

— I have learned that it is not easy to get on well with the new boss.

—______? I think that I only need to do my own job well.

A．So what

B．what for

C．what if

D．how come

子宫能在盆腔维持在正常位置，主要依靠（）

A.子宫韧带及骨盆底肌和筋膜的支托

B.膀胱和直肠的支托

C.子宫四对韧带的作用

D.盆底组织的支托

E.腹腔内压力的作用