Our school had about 20 notebook computers but only one-forth_____used regularly. Now we have 50 working all day long.
#86297
A
is
B
are
C
was
D
were
推荐题目
One-third of the country ________ covered with trees and the majority of the citizens _______ black people.
#85697
A
is; are
B
is; is
C
are; are
D
are; is
--- I hear a number of workers in the factory ______ out of work.--- Yes, and the number _______ quite huge.
#85700
A
are; is
B
is; are
C
is; is
D
are; are
Ten dollars_______a big sum for a small child,and they will go a long way.
#86016
A
are
B
being
C
have
D
is