Genetically modified crops can help to improve ______.
A. nutrient contents and farming productivity
B. beta-carotene contents in rice
C. vitamin A and iron elements in crop
D. attribution to resist insects
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What did the East-West do for the exhibit？
A. Ship the products to the city
B. Find someone to explain the show
C. Pay for the products
D. Print guidebooks
What will happen if the matter is not resolved？
A. The order will be returned.
B. Mr. Jones will reorder.
Court action will follow.
D. Shipping costs will increase.
What is displayed in the exhibition？
A. Paintings
B. Weapons
C. Furniture
D. Coins
How many pieces of artwork are in the building？
A. 50
B. 150
C. 200
D. 250
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