Sally is busy ______ her homework.
#51173
A
in
B
at
C
with
D
on
推荐题目
You will be ______ if you walk alone in the forest. There are many ______ snakes and carnivores (食肉动物) in it.
#46640
A
danger; dangerous
B
dangerous; endangered
C
in danger; dangerous
D
endangered; in danger
— Excuse me. Do you have shoes for sports?— Yes, we have lots of shoes _______ very good prices.
#48312
A
at
B
with
C
for
D
in
He told me that he arrived _______ Beijing _____ January 8th .
#49213
A
at, in
B
in, in
C
in, on
D
to, on