听力原文:W: I do not think you can finish your computer project in less than a week.
M: Linda got it made in just two days.
Q: What does the man say about Linda?
(14)
A. She will help him.
B. She finished hers two days ago.
C. She completed her work very quickly.
D. She is still doing the project.
查看答案
Through which way does the enzymes break the proteins into amino acids?
A. Transportation of the molecules.
B. Consumption of the calories.
C. Metabolic processes.
D. The final stage of metabolism.
听力原文:M: Mary, let's go to the beach and have a picnic this weekend.
W: I'm afraid not now. The biology class will have midterm test next week.
Q: Why can't Mary agree with the man?
(17)
A. She doesn't like picnic.
B. It will be too hot.
C. She will have an exam next week.
D. The biology class will go to the beach next week.
听力原文:W: It's almost 11 o'clock; why not leave that math work till tomorrow ?
M: Good idea, I am beat.
Q: What is the man's attitude towards this work?
(15)
Angry.
B. Hungry.
C. Tired.
Dissatisfied.
If you know how many carbohydrates, fats and proteins are in any given food, you know
A. how much energy that food contains
B. the compilation of these three building blocks
C. how the energy is acquired
D. where does the food come from