?請(qǐng)看下面這道題：Mr Smith has bought a little house in the country, around _________ some green trees.?A. which is??????????????????????? B. it is??????????????????????? C. which are??????????????????????? D. them are【分析】此題【分mso-hansi-font-family: 'Times New Roman'">容易誤選A或B，將A、B中的 which 和 it 誤認(rèn)為是其后句子的主語(yǔ)。其實(shí)，此題的最佳答案為C，around which are some green trees 是一個(gè)由around which are some green t; FONT-FAMILY: 'Times New Roman'">“介詞+which”引出的非限制性定語(yǔ)從句，而在該從句中，主語(yǔ)是 some green trees，around which 是表語(yǔ)，所以句子謂語(yǔ)應(yīng)用are，而不是 is。請(qǐng)看類例：Among these people was a foreigner from Europe. 他們當(dāng)中有一個(gè)來(lái)自歐洲的 style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'">Among these peopl老外。(句子主語(yǔ)是 a foreigner，among these people 是表語(yǔ)，所以謂語(yǔ)動(dòng)詞用單數(shù) was)On the top of the tree were some birds. 樹(shù)頂上有一些鳥(niǎo)。(句子主語(yǔ)為 some birds，on the top of the tree 是表語(yǔ)，所以謂語(yǔ)動(dòng)詞用復(fù)數(shù) were) (from )The police found a large box under his bed, in which were some sex books. 警察在他的床底下找到一只大箱子，里面裝的是一些黃色書(shū)籍。(in which were some sex books 為非限制性定語(yǔ)從句，在該從句中，in which 是表語(yǔ)，some sex books 是主語(yǔ)，所以謂語(yǔ)動(dòng)詞用復(fù)數(shù)were)

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