The boy over there is the only one of the students who to Europe．A.has beenB.hav
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The boy over there is the only one of the students who ________ to Europe．
A.has been
B.have been
C.has gone
D.have gone
试题答案
A
思路解析：over there说明the boy就在眼前，因此排除C、D两项；先行词是the only one of the students，是一个人，因此答案是A项。绿色通道：要熟记各种学过的词汇、句型。可以简单地记为：“one of the+可数名词复数”作先行词时，定语从句谓语动词用复数；“the only one of +可数名词复数”作先行词时，定语从句谓语动词用单数。