--- It’s difficult for the village children to cross the river for school.--- I think a bridge _______ over the river. 
#41858
A
should be built
B
is being built
C
has been built
D
was built
推荐题目
—Who usually ________in your family ?—My mother does .
#42452
A
cook
B
cooking
C
is cooking
D
cooks
“Go home often”_______into the Chinese law in 2013.
#36249
A
has written
B
is written
C
will write
D
was written
 John, as well as his classmate, ______excited ______so many stars yesterday.
#41669
A
was, seeing
B
are, seeing
C
was, to see
D
were, to see
We will go for a picnic if it_____ this weekend. 
#36947
A
will rain
B
rains
C
won ’ t rain
D
doesn’t rain