Question

Please speak in a _______ , or the teacher will hear what you say.

1. A.
   voice
2. B.
   whisper
3. C.
   science
4. D.
   sound

Answer 1

B
试题分析：考查名词辨析：A. voice声音B. whisper低语in a whisper低声地，C. science 科学D. sound声音，句意：请小声说话，否则老师就听见你说的话了。选B。
考点：考查名词辨析
点评：名词辨析类题目一定要在句意中辨析这些名词的用法，使之符合语境。