It’s very dangerous ______ _ children to cross the busy street.
#47085
A
for
B
of
C
to
D
by
推荐题目
There are some apples ________ the tree. There are some birds ________ the tree, too.
#48841
A
on; in
B
in, in
C
on; on
D
in; on
_ We’ve waited ______ the bus stop for half an hour. _ No hurry. The bus will arrive ______ three o’clock..
#48925
A
for, after
B
at, after
C
for, in
D
at, in
