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
There ______ quantities of apples in the basket and there was ______ milk in the bucket.
#85784
A
were; a number of
B
was; quantities of
C
were; a quantity of
D
was; a good many
Twenty years _____ passed since I came to this school, but I feel twenty years _____a short time in my life.
#86291
A
has; are
B
have; is
C
has; is
D
have; are
—________ two months enough for the project to be finished?—I am afraid not. The professor is ill and only after he recovers ______ go on with it.
#85731
A
Is; he can
B
Are; he can
C
Are; can he
D
Is; can he
Only 16 percent of China’s area ____ covered with forests, so ____of us should protect trees.
#43863
A
are; every
B
is; each
C
is; everyone
D
are; each
All possible means ____, but nothing can prevent the buildings ____.
#85899
A
has tried; from being pulled down
B
have tried; from pulling down
C
has been tried; from pulling down
D
have been tried; from being pulled down