I developed very slowly and it took nearly two hundred years I was built as an analytical machine by Charles Babbage.
#33100
A
before
B
after
C
long
D
short
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Telephone users sometimes complain about unreliable service and they consider unfair charges.
#30607
A
which
B
that
C
what
D
how
Everyone knows, perhaps except you, _______ your girl-friend is a cheat.
#34713
A
who
B
which
C
that
D
what
29．---- I wonder how much you charge for your services.---- The first two are free ____ the third costs $30.
#79573
A
while
B
until
C
when
D
Before