He often reads books in the             , because there are so many books there. [ ]

A. pool

B. library

C. mall

D. restaurant

关于黄土高原的说法，错误的是[ ]

A．黄土高原北抵长城，南连秦岭

B．黄土高原上的黄土物质是水挟带来的说法得到广泛支持

C．黄土塬是黄土高原的景观之一

D．这里是世界上最大的黄土分布区