Astudenthasanewtechn的精選

問題詳情：完形填空。Astudenthasanewtechnology.Itcanmakechildrendomore__1__andalsoreduce(減少)thenumberofhourstheyspendwatchingTVeveryday.Thetechnologyis__2__“Square－eyes”.Itisalittlesensor(感應器)andit...