Paper﹣making by the Chinese in the Western Han dynasty(朝代).( )
A.is inventedB.invented
C.was invented
The students love the teachers _____ can make their lessons fun.( )
whom
who
whose
which
Bob is one of _____ boys in Class1,Grade 9.( )
clever
cleverer
the most clever
the cleverest
﹣Jack didn't go to bed _____ 12o'clock last night.
﹣That's why he was late for school this morning.( )
until
for
to
at
The teenagers _____ to choose their own clothes.( )
allow
allowed
are allowing
should be allowed
______ exciting news it is!( )
What
What an
How
How an