21.A number of people have posted their own videos on the website You Tube, their attempts to become “musicians”.
A.to show B.showing C.showed D.show
22.Maria, do tell us a little about the Venice Film Festival, ?
A.will you B.can you C.don’t you D.would you
23.Although Tom did not actually get the best scores on every single test, his high scores on the psychological tests finally won him his position as the best pilot.
A.it is; which B.it was; that C.it has been; that D.it was; where