【题目】Some experts fear that too-early ________ to computers will have harmful consequences for children’s development.
A. exposureB. extension
C. exhibitionD. expansion
在线课程【答案】A
【解析】
考查名词辨析。句意：一些专家担心过早接触电脑会对儿童的发展产生有害影响。A. exposure暴露；接触；B. extension扩大；扩展；延伸；C. exhibition陈列，展览；D. expansion扩张；扩充。根据句意故选A。