―Excuse me, Jim. Do you have any books about Chinese history?

―Yes. ______ book above the shelf is _______ useful one.

A．The, a

B．A, the

C．The, an

D．An, the

古希腊文明的地理特点是[ ]

A．以海洋为中心

B．出现于大河流域

C．以高山为中心

D．出现于内陆地区