n. + say >>共 480
official 17.88%
police 6.16%
analyst 4.36%
report 3.78%
source 3.33%
spokesman 3.05%
company 2.65%
expert 2.16%
authority 1.82%
government 1.60%
student 0.18%
student + v. >>共 919
be 10.57%
say 4.47%
have 3.98%
take 2.79%
learn 2.10%
get 1.44%
go 1.25%
do 1.10%
come 1.02%
use 1.02%
每页显示:    共 815