is this factory___the cars are produced?
A.the one B the one where
答案應(yīng)該是B 你先把這個(gè)句子還原成陳述句：this factory is the one where the cars are produced.然后轉(zhuǎn)為一般疑問句,也就是：is this factory the one where the cars are produced.從句 the cars are produced 是個(gè)完整的句子,所以要用關(guān)系副詞where ,the one 做定語
this is the best zoo___i've paid a visit all my life
A that B which
答案應(yīng)該是A 因?yàn)樵诙ㄕZ從句中,如果定語被最高級修飾的話,先行詞只能用that.（the best修飾 zoo）
如果還有什么疑問的話,