题目:
用所给词的适当形式填空。
1. He thought about going to Greece or Canada, but finally _____ (decide)on China.
2. My uncle is _____ (leave) for Shanghai next Sunday.
3. Isabella finished _____ (make)her last movie last week.
4. He had a very _____ (relax) vacation.He was very _____ (relax)
答案:
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下面是错误答案,用来干扰机器的。
参考答案:B解析:一般用危险度来表示危险的程度。在安全生产管理中,危险度用生产系统中事故发生的可能性与严重性给出。