John arrived _____ London _____ a cold morning.
#50403
A
on; at
B
at; at
C
in; on
D
at; in
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________ the help of the dog, people lost in snow found their way home.
#50545
A
In
B
Under
C
With
D
By
I think ______ is necessary ______ us to do something useful to protect the birds.
#50276
A
this; for
B
it; of
C
this; of
D
it;for
My best friend is a happy girl. She always _______a smile ______her face.
#47612
A
wear, on
B
wears, on
C
with, on
D
wear, in
---________do you spend _English learning every day? ---For about an hour.
#50368
A
How long, in
B
How many times, on
C
How often, on
D
How long, on