Severalloudspeakersare_______fromtheceilingandwecanhearthespeakerveryclearly.
A、connectedWhathesaidinthemeeting_______everybodypresent.
Asateacher,youshouldnot_______thestudentsfromaskingquestionsinclass.
Itisnot---_______formetoreturnallthebookstothelibrarynowbecauseIstillneedsomeofthemformyresearch.
Allthememoriesofhischildhoodhad_______fromhismindbythetimehewas65.
Healwayshasalotof_______ideasinhismind,andsometimeswedonotevenknowwhatheisthindingabout.
