—People find it hard to get across the r
问题:
—People find it hard to get across the river.
—I think at least two bridges over it.
A.need
B.are needing
C.will need
D.should be needed
—People find it hard to get across the river.
—I think at least two bridges over it.
A.need
B.are needing
C.will need
D.should be needed