【33】
A. on
B. to
C. in
D. for
What are the students doing when the man arrives in the class？
A. Having a class discussion.
B. Giving presentations.
C. Drawing graphs.
D. Taking an exam.
【24】
A. scattered
B. sent
C. spread
D. dispelled
In a healthy diet, what kind of food should be mostly avoided？
A. Fish and meat.
B. Sugar, salt and butter.
C. Bread and rice.
D. Fruit and vegetables.
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