When did the lecture probably begin?
A. At 8:15. B. At 8:50. C. At 8:05.
听一段材料，回答下面几个小题。What are they talking about?
A.A story about a friend who was on a sweet potato diet.
B.How to keep diet.
C.People should eat all kinds of things.Why was the friend ill?
A.Because he wanted to lose weight.
B.Because sweet potatoes can’t provide him with everything he needs.
C.Because he ate sweet potatoes.What is the best way to keep diet?
A.To eat every kind of food.
B.To eat less meat.
C.To eat less and exercise more.
听一段材料，回答下面几个小题。Where does the conversation take place?
A.In a company.
B.In a factory.
C.In a hospital.Why can’t the woman sleep well?
A.Because she has been working too hard.
B.Because she has a family problem.
C.Because she has a high fever.What does the doctor suggest that the woman should do?
A.She should take some medicine.
B.She should take holidays.
C.She should change a job.
听一段材料，回答下面几个小题。What’s the relationship between the two speakers?
A.Secretary and boss.
B.Teacher and student.
C.Doctor and patient.Why was she late?
A.Her aunt called her to get up late.
B.She missed the bus.
C.She got a telephone call.What can we know about the teacher?
A.He is strict with his students.
B.He is cold to his students.
C.He gets angry easily.
听一段材料，回答下面几个小题。What does the man want to do?
A.To have his shoes mended.
B.To buy a pair of new shoes.
C.To do shopping in a supermarket.How far is the supermarket?
A.Two blocks away.
B.Five blocks away.
C.Six blocks away.How will the man go to the place?
A.By bus.
B.On foot.
C.In his car.
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