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【单选题】
下列哪些过程是农业生产不利的( )A.
反硝化作用
B.
固氮作用
C.
硝化作用
D.
氨化作用
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举一反三
【单选题】Their chief aim is to reduce ________ pollution in the area.
A.
deal with
B.
the amount of
C.
rely on
D.
range from
【单选题】Their chief aim is to reduce _________ pollution in the area.
A.
the amount of
B.
deal with
C.
range from
D.
divide into
【简答题】下面程序执行后输出的结果是______________。 public class Date { int y,m,d; Date(int yy,int mm,int dd) { y=yy; m=mm; d=dd; } public String toString() { return "year"+y+"month"+m+"day"+d; } public static void main(Str...
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【单选题】One of the teachers says that their aim is to help ____ students. [ ]
A.
disable
B.
disabled
C.
disabling
D.
disability
【单选题】Their aim is to _____ child poverty in the country within 10 years.
A.
get rid
B.
eradicate
C.
do away
D.
root
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