动物园有8只大象，56只猴子，猴子的数量是大象的______倍。
A.7 B.8 C.9
答案：A
I felt greatly honored ____ when I took part in my friend's birthday party. [ ]
A. to welcome
B. welcoming
C. to be welcomed
D. welcomed
南北美洲的印第安人属于（ ）
A．黄色人种
B．白色人种
C．黑色人种
D．棕色人种
