1．What he had done made him __sentenced__(sentence) to two years' imprisonment.
2．Many people believe that poverty is a direct __consequence__(consequent) of overpopulation.
3．__What__ made him upset was the news __that__ his mother was ill in hospital.
4．The bus broke__down__and all the passengers had to get off it.
5．Many people are opposed to the sale of arms__on__ principle.
Ⅱ.单句改错
1．How parents do will make a lot of difference to their children.__How→What__
2．She was over the age limit and as consequence of this, her application was rejected.__as后加a或as改为in__
3．What they need is some good textbooks.__is→are__
4．When she heard from the hospital that her father had died, she broke out tears.__out→into__
5．The old man was in despair because the judge passed sentence to his son.__to→on/upon__
