题目

—David saved an old man in danger yesterday. —______! We should learn from him. A. What a kind boy                          B. What a lucky boy C. What a lucky old man                  D. What a kind old man 答案：A有关大洲大洋分布的叙述，正确的是（ ）A．亚洲是跨经度最广的大洲B．亚非的分界线是巴拿马运河C．白令海峡沟通北冰洋和太平洋D．印度洋是面积最小的大洋