We all know that paper burns in  _________ .
#34913
A
CO2
B
N2
C
O2
D
CO
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Having completed our adventurous journey through the forest, we went back to our camping site, _______.
#18980
A
exhaustedly but excitedly
B
exhaustedly but excited
C
exhausted but excitedly
D
exhausted but excited
His death in a car accident was _____ and we all got _____ at the news.
#18784
A
shocking; shocked
B
shocked; shocking
C
shocking; shocking
D
shocked; shocked
He is ________ a friend to me; he is in a way my English teacher.
#18946
A
no more than
B
more than
C
not more than
D
nothing but
Glass is _______ and must be handled with great care.
#18573
A
sensitive
B
smooth
C
flexible
D
fragile