--- 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
—How many times ________ Li Yan ________ to the Great Wall?—Twice.
#38217
A
has; been
B
is; going
C
has; gone
D
does; go
What ________when we were in the barber shop?
#37349
A
happened
B
was happened
C
happening
D
would happen
Can you __________in English?--Yes, I can.
#42825
A
sing
B
singing
C
sings
D
singed