It is such ________ honour to take part in ________ celebration,so how could I make any mistakes?
A.an;/ B.the;the C.an;the D./;the
In many places in China,________ bicycle is still ________ popular means of transportation.
A.a;the B./;a C.the;a D.the;the
Have you heard ________ news? The price of ________ petrol is going up again!
A.the;the B./;the C.the;/ D./;/
The biggest whale is ________ blue whale,which grows to be about 29 meters long—the height of ________ 9story building.
A.the;the B.a;a C.a;the D.the;a
We can never expect ________ bluer sky unless we create ________ less polluted world.
A.a;a B.a;the C.the;a D.the;the
What ________ pity that you couldn't be there to receive ________ prize!
A.a;a B.the;a C.a;the D.the;the