题目内容

[音频]

A. She is going to Finland.
B. She has visitors next week.
C. She has guests at her home.

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[音频]

A. Toremindhimofthedataheshouldtaketotheconference.
B. Toseeifheisreadyforthecomingconference.
C. Tohelphimpreparefortheconference.

ROM是指()

A. 只读存储器
B. 随机存储器
C. 半导体
D. 可编程逻辑器件

可以用紫外线擦除的ROM属于()

A. 掩模ROM
B. PROM
C. EPROM
D. EEPROM

可编程逻辑阵列是()

A. PLD
B. GAL
C. PLC
D. FPGA

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