He________a wild duck，but he didn't________it.
A．shoot at；shoot B．shot at；shoot
C．shot；shot at D．shoot at；shot
The lack of money forced them to________their research.
A．abandoned B．abandoning
C．abandon D．be abandoned
The professor________at the meeting will give us a lecture next week.
A．referred B．referred to
C．referring D．referring to
The little girl________the bus as soon as it stopped，but to her disappointment，there were no seats left.
A．got on B．got out of
C．got off D．got to
He________his leg when he________in a football match against another school.
A．broke；played B．has broken；was playing
C．broke；was playing D．broke；had played
From the dates________on the gold coin，it is confirmed that it was made five hundred years ago.
A．marking B．to be marked
C．marked D．having been marked
