—Have you ever________to a zoo？
—Yes，but only once．I visited Beijing Zoo last year．
A．gone
B．been
C．visited
D．seen
—The radio is too noisy and there is nothing interesting on it．Why don’t you________？
—All right．I’ll do that．
A．turn it on
B．turn it off
C．turn it back
D．turn it up
My friend，Darren，is coming to visit us．I’m looking forward________him．
A．meet
B．meeting
C．to meet
D．to meeting
—When did you become a volunteer？
—I________in this group since 2008．
A．joined
B．took part
C．have joined
D．have been
Basketball is so popular a game that________people play it for fun and exercise．
A．million of
B．millions of
C．millions
D．two millions
—I have bought a nice dress．
—Where________you________it？
A．have；bought
B．did；buy
C．will；buy
D．do；buy
