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Because of stress problem the rate of students aged 18 to 24
Because of stress problem the rate of students aged 18 to 24 trying to injure th
证券交易所按照（ ）规定停止可转换公司债券的交易。
证券交易所按照（ ）规定停止可转换公司债券的交易。
It was very hard for my parents to pay ny education fees,___
It was very hard for my parents to pay ny education fees,_________ were very hig
The survival of the civilization as we know is_________threa
The survival of the civilization as we know is_________threat.A．within B．under C
The _________we got indicated that the enemy were planning f
The _________we got indicated that the enemy were planning further attacks.A．kno