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When a teacher goes on an outing with his students, he must see to that they are safe and sound.A.ev

编辑:chaxungu时间:2026-04-24 12:49:50分类:高中英语题库

When a teacher goes on an outing with his students, he must see to _______ that they are safe and sound.
A.everythingB.itC.himselfD.all在线课程B