The accident happened         a cold winter early morning.
#46113
A
in
B
at
C
on
D
for
推荐题目
 When he walked __________ my desk, he knocked my books __________ the floor.
#46806
A
passed; onto
B
past; onto
C
passed; into
D
past; into
It’s humorous_______ you to tell funny jokes to those_______ teenagers.
#50549
A
of;lonely
B
of;alone
C
for;alone
D
for;lonely
 Thanks _____ your help.
#47559
A
to
B
of
C
for
D
at
---We think it is wrong ______ him ______her copy the homework.  
#48512
A
of; to help
B
for; to help
C
of; helping
D
for; helping