My  sister  is  looking  forward ____________ a  holiday . 
#46217
A
have
B
having
C
to having
D
has
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I hopes Lingling will recognize her from her photo when she ____  the airport.
#46249
A
arrive at
B
arrive in
C
arrives at
D
arrives in
 Please be careful ______ your study ______ now on.
#46245
A
to, from
B
with, and
C
to, and
D
with, from
We should play a part in ______ the earth.
#46449
A
Save
B
to save
C
saving
D
saved