Mei Li:
If an object's shape is described as reniform, what shape is it??
Shuai Zheng:
kidney
Mei Li:
Neil Armstrong and Buzz Aldrin were the first two men to walk on the moon in 1969, but which fellow American became the third man to achieve this feat on November 19th 1969 along with fellow astronaut Alan Bean in the Apollo 12 mission??
Shuai Zheng:
charles conrad
Mei Li:
Who in 1909 became the first man to fly the English Channel?
Shuai Zheng:
louis bleriot