题目内容
读下列各组单词，判断各组单词划线部分有几种读音。
A. 一种读音 B. 两种读音 C. 三种读音 D. 四种读音
( )1. pilot single machine April
( )2. engineer athlete sentence garden
( )3. resolution question station examination
( )4. retire fire tired wire
( )5. build June cup student
( )1. pilot single machine April
( )2. engineer athlete sentence garden
( )3. resolution question station examination
( )4. retire fire tired wire
( )5. build June cup student
1-5 DDBAD
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