---What’s the matter with you?---After the long walk my legs and I couldn’t go any furth

问题补充：

---What’s the matter with you?

---After the long walk, my legs and I couldn’t go any further.

A. gave out

B. gave off

C. gave in

D. gave up

答案：

解析：四个选项分别表示用完,释放、头像和放弃，根据题意选A，长途跋涉后，我的腿筋疲力尽，不能再前行一步了。