The purpose of the passage is to ______
A. enlarge our knowledge of the plants
B. provide latest information on plant usage
C. introduce a successful project concerning a plant
D. emphasize the importance of rare plant preservation
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But for his kind help, I______this experiment so quickly.
A. shouldn't be finishing
B. couldn't finished
C. hadn't finished
D. wouldn't have finished
"Family planning programs" means_____.
A. birth control policy in a country
B. economic policy in a family
C. TV programs designed for a family
D. economic policy in a country
I______them to go by train, but they went by bus after all.
A. suggested
B. demanded
C. proposed
D. advised
For Chaucer, May 3 was a special date because it was the day when ______？
A. Richard II became engaged to Anne of Bohemia
B. Richard II married Anne of Bohemia
C. Saint Valentine of Genoa was honored
D. all birds chose their mates
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