John arrived _____ London _____ a cold morning.
#50403
A
on; at
B
at; at
C
in; on
D
at; in
推荐题目
It is very kind ____ you to help me with my lessons. It is hard ____ me to learn them well.
#46694
A
of; for
B
of; of
C
for; of
D
for; for
It’s essential for citizens to know that the haze(雾霾.can do harm ________ people’s health.
#47125
A
with
B
for
C
on
D
to
—Look, an old man is in the middle of the road. It’s too dangerous. —Let’s go and help him go __________the road.
#47132
A
over
B
on
C
across
D
through
The eggs will go bad soon in such hot weather ________ they are put in the fridge.
#46192
A
although
B
because
C
unless
D
until