—It’s difficult to get to the other side of the river.—I think a bridge        over the river.
#44615
A
should be built
B
should build
C
will build
D
has built
推荐题目
Put away your school things.Your stationery must       carefully.
#44775
A
be taken good care
B
be taken good care of
C
take good care
D
take good care of
Our classroom   _______   by us every day!
#44538
A
is cleaning
B
has cleaned
C
must clean
D
is cleaned
The old men in hospital __________.
#44584
A
take good care of
B
take good care
C
are taken good care
D
are taken good care of