____the attempted rescue mission,the hostages might still be alive. A: A. If it not had been for B: B. If had it not been for C: C. Had it not been for D: D. Had not it been for

（ ） for your advice, we’d never have been able to overcome the difficulties. A: Had it not,If it were not,Had it not been,If we had not been

A police had been told that bomb had been planted on plane.

A mess had been made of the house/ of the house had been made.

The bodies of Burke's and Ham's victims couldn't be found by the police because A: they had been stolen. B: they had been strangled. C: they had been dissected. D: they had been buried.

_____ for their help, I'd never have been able to succeed. A: Had it not B: If it were not C: Had it not been D: If we had not been

Where ___ you ____ this morning? A: did; been B: had; be C: had; been D: had; being

_____ she _____ for him for four hours before she finnally went to bed at 12? A: Has been...waiting B: Had been...waiting C: Has...been waiting D: Had...been waiting

. Miss White said she ____ some beautiful coats in the shop. A: had been show B: has been shown C: had been shown to D: had been shown

He ‍ ‍ Beijing four times. A: has been to B: had been to C: had gone to D: have been to