D.It is vital to create a sustainable business model. 免费查看参考答案及解析 题目: The shoes are so s___(柔软)that you can wear them comfortably. 免费查看参考答案及解析 题目: A few weeks ago, I found a perfect pair of shoes waiting for me at the store. They were green, blue, ...
—Lisa, could you go shopping with me for sports shoes—Sure. But I ___ on the computer. Maybe an hour later.A.workedB.am workingC.have workedD.work 免费查看参考答案及解析 题目: Bob opened the box and drew the two shoes from it. He put them on quickly to feel how they felt...