题目内容
19．
there，be
There is a bird in the tree．
分析 树上有只鸟．
解答 答案：There is a bird in the tree．在there be 句型中，谓语动词be要与靠它最近的名词的单复数保持一致，最近的主语是 a bird，是单数，所以应该用is．in the tree指小鸟在树上．
点评 注意固定句型的结构．这是there be句型，表示某地有某物．
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