When ______ help, one always says “Thank you” or “It’s very kind of you”A．offeringB．offeredC．to offe
B
题目简介
When ______ help, one always says “Thank you” or “It’s very kind of you”A．offeringB．offeredC．to offe
题目详情
答案
B试题分析：句意:当一个人被提供帮助时,他总是说“谢谢你”或“你真好”。动词offer 与主语one是被动关系，因此此空用过去分词 offered。故选B。