单项选择题Georgia O’Keeffe’s best-known paintings are those in which she magnified flowers or animal skulls to fill the picture.
单项选择题For some animals, locomotion is accomplished by changes in body shape.
单项选择题Students working toward a degree in business are likely candidates for careers in the banking industry.
单项选择题Twins do not always display a noticeable likeness.
单项选择题Probability is the mathematical study of the likelihood of an event’s occurrence.