Question

【题目】He goes to the __________for teeth cleaning twice a year.

A. teacher B. dentist C. school D. museum

Answer 1

【答案】B

【解析】

句意：他每年去牙医那里清洁两次牙齿。A. teacher名词，教师；B. dentist名词，牙医； C. school名词，学校；D. museum名词，博物馆。与“清洁牙齿”有关的是“牙医”。故选：B。