【C20】A．engageB．induceC．helpD．draw

国际通用的求救信号是？A、SAVEB、SOSC、HELPD、INJURY

【C6】A．attentionB．loveC．helpD．mercy

The student is afraid to answer the teacher‘s question.A.hopeB.useC.helpD.reply

__________ 查看材料A.standB.meanC.helpD.quit

【C6】A．intrudeB．induceC．includeD．introduce

【C9】A．protectB．enjoyC．helpD．support