题目内容

Study done in Swiss and Cornell University indicated that Bt crops could' have unreasonable adverse effects on insects in the field.

A. Y
B. N
C. NG

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A. In a paint shop.
B. At an art museum.
C. In a swimming pool.
D. At lumber yard.

A. Different communities.
B. Moving around searching for perfection.
C. The other side of the fence.
D. in one place.

A. He'll see if they have more paper.
B. She's bound to find it somewhere else.
C. The paper she wants is out of stock.
D. He can't accept a check.

A. She will go away.
B. She will be sorry.
C. She won't quit her job.
D. She won't buy him a present.