Paper ____ first ____ about two thousand years ago in China by Cai Lun.( )
A.is; inventingB.is; invented
C.has; inventedD.was; invented
If you use mobile phone while driving, you by police.( )
are caught
will catch
will be caught
My father was watching TV while I to the radio.( )
listened
was listening
am listening
It often takes me two hours my homework in the evening. ( )
do
doing
to do
I won the first prize in exam, So I was proud myself. ( )
in
of
at
Daming in this place since two years ago.( )
have lived
has lived
lives