_______ that all the doors and windows are locked before you leave the house!
blind adj.A.聋的 B.瞎的 C.残疾的
several pron.A.太多 B.几个 C.没有
change v.A.零钱 B.管理 C.改变
raise v.A.上升 B.募集,征集 C.下降
cough v. A.咳嗽 B.感冒 C.发烧