（ [ei]；[aɪ]；[ɔi]；[au]；[əu]）

  [ei]    [aɪ]    [ɔi]   [au]    [əu]   

想要做某事{#blank#}1{#/blank#} 发生了什么事{#blank#}2{#/blank#} ={#blank#}3{#/blank#}在绳子上{#blank#}4{#/blank#}

①What are you doing? {#blank#}1{#/blank#}                        A. He went to London.

②Did you play football yesterday?{#blank#}2{#/blank#}        B. I'm reading a book.

③Where did Sam go?{#blank#}3{#/blank#}                           C. We saw some big mountains.

④What did you see?{#blank#}4{#/blank#}                             D. Yes, she did.

⑤Did she listen to the radio yesterday?{#blank#}5{#/blank#}E. No, we didn't.