【题目】----What's the matter with you, Lucy?
----After the long walk, my legs ___________ and I couldn't go any farther.
A. gave off B. gave in
C. gave up D. gave out
在线课程【答案】D
【解析】试题分析: 句意：--露西，你怎么了？--在走了这么长的路后，我的腿没劲了，我再也往前走不动了。A. gave off 发出； B. gave in 让步； C. gave up 放弃； D. gave out发出，用完，耗尽。根据句意选D。