非谓语动词 的几道选择题
1.The great hall was crowded with many people,including many children ----on their parent's laps.
A.seated; B.seating
2.A terrible accident happend at the crossing,---two people.A.to kill B.killing C.having killed D.killed
3.It was ---computer games that cost the boy a lot of time. A.to have played B.playing C.played D.having played