题目内容
（请给出正确答案）
[主观题]
Robert Fulton's invention, an airphibian, can best be described as ______ .A．a helicopterB
Robert Fulton's invention, an airphibian, can best be described as ______ .
A．a helicopter
B．a solo flying machine
C．a flying car
D．an airplane
如搜索结果不匹配，请 联系老师 获取答案
