问题
单项选择题
根据预警系统的组成,()是预警系统主要的硬件部分。
A.监测系统
B.预测评价系统
C.预警信息系统
D.预警评价指标体系系统
答案
参考答案:A
根据预警系统的组成,()是预警系统主要的硬件部分。
A.监测系统
B.预测评价系统
C.预警信息系统
D.预警评价指标体系系统
参考答案:A
根据上下文,从方框中选择适当的句子填在空白处。有一个多余选项。 A: Lovely day, isn't it? B: ___1__ A: You're not Japanese, are you? B: ___2__ A: When did you begin to learn English? B: Three years ago. A: Three years ago? Wow. ___3__ B: I can't say much. There is still a lot for me to learn. A: __4___ B: For another two months. Then I'll have to go back to China to start work. A: A daughter of mine went to China last year. B: Really? ___5__ A: She must like it a lot, because she's still there.
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