按照土中单个颗粒的粒径大小和组成来进行分类，不包括（）。
A、细粒土
B、中粒土
C、平粒土
D、粗粒土
参考答案：C
※ [25～26].
. (4 )
A． .
B． .
C．.
D． .
No matter how clever a computer becomes, it can never _____ of humans, because it has to with artificial intelligence, which is made by us humans. [ ]
A. take place
B. instead of
C. take the place
D. substitute
