Thismorningintheclass,ourteacherlosthis______atlastbecausehecouldnotstandanymore.
Whentravelingaloneinthemountains,you’dbettertakea_______withyouincaseyougetlost.
Withthe_______ofMary,allthegirlstudentsareeagertogototheparty.
Whenmakingmoderncameras,peoplebeganto_______plasticsformetal.
Pleasebeserious.Iamnot_______.Youshouldconsideritcarefully