辨音，判断下列单词的划线部分读音是否相同。

( ) 1. show  yellow

( ) 2. pineapple  tomato

( ) 3. potato  orange

( ) 4. eat  idea

( ) 5. like  this

( ) 6. look  good

( ) 7. what  water

( ) 8. student  cucumber

( ) 9. carrot  lemon

( ) 10. eggplant  game