--- It’s difficult for the village children to cross the river to get to school.--- I think a bridge ________ over the river.
#39418
A
should be built
B
should build
C
was built
D
has been built
推荐题目
I _________ my pen when I _____________ in the park.
#41973
A
lost; was walking
B
lost; walked
C
was losting; was walking
D
was losting; walked