____ it’s difficult to make her dream come true, she never gives up.

A．Though

B．Because

C．If

D．So

常规下可以进行冠状位扫描的是：

A．胸部CT扫描

B．腰椎CT扫描

C．盆腔CT扫描

D．涎腺CT扫描

E．股骨CT扫描