单项选择题
A．both worshipped black cats B．both feared black cats C．thought black cats could bring good luck D．felt very different about black cats
A．the size of an elephant for comparison B．measurements C．comparisons to other flowers D．detailed descriptions of the flower’s stem
A．a sleep to avoid eating B．a temperature in a cold weather C．a sleep in the cold season D．an animal to practice sleep in winter