The accident happened ______ a freezing winter morning. 
#46382
A
on
B
in
C
at
D
since
推荐题目
 There are some oranges     those     trees.
#51202
A
in/orange
B
on/oranges
C
in/oranges
D
on/orange
Daniel was _______ a bad mood and didn’t talk to _______ .
#50333
A
on; something
B
with; anybody
C
in; anybody
D
in; somebody
 I usually do some reading ______ 6:00 pm _____ 8:00 pm.
#51135
A
at/ to   
B
at / at
C
between / to
D
from / to
The day _____ the trip _____ Beijing finally arrived and we were all excited ______ it. 
#49512
A
of, of, on
B
to, of, about
C
of, to, about
D
of, in, at