Public service advertisements are often run _____ free, and are ______ to educate people about health, safety, or any other issue which affects public welfare.
#26839
A
for, mean
B
for, meant
C
of, to mean
D
in, meaning
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She’s aiming ______a sholarship; That is why she has been focusing her minds_____her work..
#29042
A
at; on
B
to; on
C
for ; in
D
at; into
The two boys are both 1.80 metres _______ height , but they are not ________ the same age.
#27199
A
in; of
B
of; in
C
of; of
D
in; in