题目内容
【题目】—How long did it take you _______(do) your homework yesterday?
—About half an hour.
【答案】to do
【解析】
略
练习册系列答案
相关题目
题目内容
【题目】—How long did it take you _______(do) your homework yesterday?
—About half an hour.
【答案】to do
【解析】
略