题目内容

发现有跨步电压时,应单足或____跳离危险区。

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电对人体的伤害有____和电伤。

人体触电方式主要有直接接触触电、间接接触触电、____、高压电场对人体的伤害、静电对人体的伤害、雷电。

The writer's parents wanted him to _______________.

A. leaarn all the time.
B. learn design
C. go to university

The writer's parents had decided ________________.

A. to go to univeristy
B. to study law.
C. which unversity the writer should go to.