英语翻译
1.In the spoken English of some areas in the US.the"r" sounds at the end of the words___
A.are dropped B.drop C.are being dropped D.have dropped
2.As a new graduate,he doesn't know__it takes to start a business here.
A.how B.what C.when D.which
3.The living room is clean and tidy,with a dining table already ___for a meal to be cooked.
A.laid B.laying C.to lay D.being laid