____ has been heated discussion over which country bakes the world’ s best pizza: Italy, where pizza began or the US, where it was globalized. 
#93886
A
It
B
There
C
That
D
This
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  He must have finished his homework for a long time, _____ he?
#93709
A
mustn’t
B
didn’t
C
needn’t
D
hasn’t
Only when you showed the pass to the guard    to come out our school.
#93295
A
you allowed
B
allowed you
C
you were allowed
D
were you allowed