选出划线部分发音不同的单词。①{#blank#}1{#/blank#} A. usually B. sister C. school D. soccer
②{#blank#}2{#/blank#} A. street B. ice-skate C. casual D. sound
③{#blank#}3{#/blank#} A. television B. treasure C. sure D. explosion
④{#blank#}4{#/blank#} A. orange B. garage C. bridge D. geography
⑤{#blank#}5{#/blank#} A. pollution B. invitation C. information D. question