单项选择题党的十九大报告中指出,只有社会主义才能救中国,只有()才能发展中国、发展社会主义、发展马克思主义。
单项选择题In the early 15th century，the Chinese seafarer Zheng He commanded six major maritime expeditions to Southeast Asia, India, and as far as Arabia and the east coast of Africa. A、正确 B、错误
