第2题: [单项选择]—I'm very tired. —We really should stop ______ and go to bed. A. to study B. from studying C. studying D. of studying 参考答案:C 答案解析:[解析] 本题是对stop构成的词组考查题。stop后接动名词表示“停止做某事”,stop后接动词不定式表示“停止某事而去做另一件事”。故选C。
第6题: [填空题]The different members of a phoneme, sounds which are phonetically different but do not make one word different from another in meaning, are 参考答案:allophones 答案解析:[解析] 本题考查的是allophone(音位变体)的定义问题,属于识记范畴。