第16题: [填空题]To solve the size problem of cell phones, scientists have been researching ___________________ for decades. 参考答案:speech-recognition systems 答案解析:[解析] 本题定位信息是the size problem和scientists,涉及到手机的尺寸问题,从而锁定Can the cell phone perform many of the functi
第21题: [单项选择]He is younger than(). A. any other boy in the class B. any boy in the class C. all boys in the class D. you and me as well as the class 参考答案:A