Hemustbe_________(mental)disabled.Theyoungboyimmediatelyfell__________(silence)astearsflewdownfromhiseyes.WhenChina’sancientscientificandtechnological_________(achieve)arementioned,thenationwillgenerallyprefertotheFourGreatInventions.Somepeoplesaythattheoldestchildren,whoaresmartandstrong-willed,aremorelikely___________(succeed).Lessons___________(learn)insportscanhelpusinourdealingwithotherpeople.Theheadmasterwentintothelab,___________(follow)bytheforeignguests.Idon’twanttomiss___________(see)thatpopularfilmstarontelevisiontonight.Teachersmusttrytheirbesttomakemostoftheirstudents___________(interested)inthelesson.