下列机构与少数民族聚居有关的是 ① 西周分邦建国的“鲁”② 秦朝设置的“道” ③

“Do you know that Jack ______ a postman for about six years？” “Yes, I see.”

A．has become

B．has turned

C．has changed

D．has been

神经性皮炎是一种（）的肥厚性皮肤病，属祖国医学中（）的范畴。

旷工或者无正当理由逾期不归（）的公安人员，应予以辞退。

A．连续超过7天

B．连续超过10天

C．连续超过15天

D．连续超过30天

I don't understand the story though there are___  new words in it.

A．few

B．little

C．a few

D．a little