Lucy met her mother in the park by chance.
#48201
A
with accident
B
by accident
C
by mistake
D
by opportunity
推荐题目
The woman was in that hotel before she came here.
#49740
A
on service
B
on the service
C
in service
D
in the service
The young men walked ______ the forest and came to a big river at last.
#50208
A
on
B
over
C
through
D
across
