公元前200年以前,记载江淮平原沼泽植物的带状分布与水文土质的生态关系的我国古籍是 ( )
A.《管子·地员篇》B.《齐民要术》C.《本草纲目》D.《尔雅》
参考答案:A
He speaks English well indeed, but of course not ______ a native speaker.
A.as fluent as
B.more fluent than
C.so fluently as
D.much fluently than