单项选择题
A．Mr. Smith will be replaced if he makes another mistake. B．Mr. Smith is an admirable chief of the Asian Department. C．Mr. Smith’s department is more successful than all the others. D．Mr. Smith is seldom in his office.
A．The roof of the woman’s house needs to be repaired. B．The roof of the man’s house has several bad leaks. C．The woman’s bathroom was badly damaged. D．The man works for a roofing company.
A．Read the operation manual. B．Try the buttons one by one. C．Ask the shop assistant for advice. D．Make the machine run slowly.