1.Byrd stayed in the Antarctic for a year，and made many more fights.
2.He went back to America in 1930, but returned to the Antartic in 1946.
3.This time he he had not only 4,000 men with him,...
新概念英语第二册43课作文用括号中的连词改写以下句子： 1.Byrd stayed in the Antarctic f