问题 选择题 语音知识1. achieve 2. appear 3. laugh 4. bathe 5. extremelyA. pie A. heart A. bright A. birth A. explore B. quiet B. fear B. daughter B. breath B. exercise C. niece C. heard C. enough C. theatre C. example D. tie D. earn D. although D. their D. examination 答案 1-5: CBCDA