He couldnt______his father that he was telling the truth.
A．guarantee
B．ensure
C．convince
D．persuade

未分类题The number of deaths______ to cigarette smoking clearly outweighs all other factors, whether voluntary or involuntary, as a cause of death.A．attributedB．contributedC．devotedD．exposed

未分类题Tom and his twin brother do not agree on the matter, but they have a______ respect for each others opinions.A．commonplaceB．cosmicC．corporateD．mutual

未分类题She felt ______ to death because she could make nothing of the chairmans speech.A．fatiguedB．tiredC．exhaustedD．bored

未分类题The fingerprints left at the scene of the crime finally______the identity of the criminal.A．establishedB．affirmedC．convincedD．reinforced

未分类题40 . Money serves as a means of accumulating wealth and as a universal______ of exchange in the highly diversified commercial world.A．measureB．intermediateC．mediumD．mechanism