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问题 多项选择题

REG对经传输衰减后的信号进行（）。

A.放大 

B.整形 

C.码速变换 

D.码速调整 

E.判决再生 

F.转换

答案

参考答案：A, B, E

填空题
选词填空，完成下列的短文。
helps    by    an    walk    with    well
1. Li Xiaobin is ____________ accountant. He works in a bank. He ____________ the bank use its money
____________. He likes working ____________ numbers. He goes to work ____________ bus, but he likes
to ____________ home.
helps     helping     bike     ways
2. Policewoman Fangang likes ____________ people. She likes English. She often ____________ tourists find
their ____________. She goes to work by ____________.
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判断题

山东某国有企业从美国进口一批贱金属废碎料用于加工出口产品，该企业应该向当地环境保护主管部门提出废物进口申请，由其审核并报国家环保总局批准，凭国家环保总局签发的《进口废物批准证书》办理通关手续。 ( )
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