题目内容
1．-Have you ever seen two leaves that are exactly the same？-Never．Leaves differ ____ each other ____ size and shape．（ ）
| A． | from； in | B． | in； in | C． | in； from | D． | from； from |
分析 --你见过完全相同的两片树叶吗？
--从来没有．树叶在大小和形状上彼此不同．
解答 答案是A．本题主要考查动词differ的介词搭配．from可以表示"与…区分"，differ from与…不同；
in 可以表示"在…方面"；differ in 表示"在…方面不同"； 根据句意和介词搭配判断，第一格用from表示"每一片树叶彼此不同"；第二格用in表示"在大小和形状方面不同"，所以答案选择A．
点评 介词辨析要在掌握各介词的基本用法和固定搭配的基础上结合语境做出符合逻辑、常理的推测．
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