错点鸳鸯几集马仙梅:请教英语题，并作解释。

1、Waste has now become____to life and many of the wild animals are ____.
A.a danger;dangerous B.dangerous;in the danger C.a danger;in danger D.danger;in a danger
2、The young mother saw her baby fall to the ground,____brought her heart to her mouth.
A.it B.and which C.and that D.this
3、All the top leaders discussed the plan that they would like to see____the next year.
A.put into practice B.putting into practice C.to put into practice D.be put into practice
4、When I____him,he was____.So I waited outside till he came out.
A.called for;at table B.called on;at the table C.called for;at home D.called on;at the home
5、You shouldn't have run across the road without looking around,you____knocked down by a car.
A.may be B.can be C.might have been D.mustn't have been
6、China had been making a bid for the 2008 Olympic Games,and at last we____it.
A.do B.take C.realize D.manage
7、____is the best singer in your class?
A.Do you think whom B.Do you think who
C.Who do you think D.Whom do you think