英语下学期必修3unit4的课文how life began on the earth的主语从句有哪些
问题描述：
英语下学期必修3unit4的课文how life began on the earth的主语从句有哪些
答
What it was to become was uncertain until between 4.5 and 3.8 billion years age when rhw dust settled into a solid globe The earth became so violent that it was not clear whenever the shape would last...