患者，男性，56岁，右腮腺区渐进性增大肿块，界限清楚，无其他不适。镜下见肿瘤细胞形成导管、实性片块、黏液样和软骨样结构，部分区瘤细胞异型，偶见核分裂，上皮与黏液样组织互相移行，肿瘤有包膜但不完整，且肿瘤细胞浸润包膜。上述所见符合（）

A.多形性腺瘤

B.黏液表皮样癌

C.多形性腺瘤，有恶变倾向

D.多形性低度恶性腺癌

E.肌上皮癌

Now many people move into cities in order to have their children___.

A．better educate

B．receive well education

C．better educated

D．accept better education