III翻译句子(每小题4分，共20分)
1 他们打算明天早上起航。 ( set sail )
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2 人们相信他是诚实的。( It is believed that…)
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3 John最近在学校取得了很大的进步。( make much progress )
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4 我们很抱歉来晚了，车抛锚了。( break down )
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5 现在许多学生沉迷于上网。( be addicted to )
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