Grammar mistakes of this kind _____ widely among Chinese students. 
#85807
A
have been made
B
has been made
C
have made
D
has made
推荐题目
________ of the land in that district _______ covered with trees and grass.
#86336
A
Two fifth; is
B
Two fifth; are
C
Two fifths ; is
D
Two fifths; are
The United Nations ____  in 1945.
#86130
A
werefound
B
werefounded
C
wasfounded
D
wasfound