The gate is too()for a car; we’ll have to walk through.A.shallowB.looseC.broadD.narrow

第1题

门控信号 GATE的作用是：GATE=1，允许计数; GATE=0，禁止计数。（)

门控信号 GATE的作用是：GATE=1，允许计数; GATE=0，禁止计数。()

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第2题

His mother must have gone to ____ , for her ticket belongs there.

A、Gate Fifth

B、Gate Five

C、the Gate Five

D、Fifth Gate

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第3题

If success is a gate, the road （)this gate must be made up of difficulties.

A.towards

B.against

C.opposite

D.beyond

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第4题

已知门电路的 VHDL 描述，指出逻辑关系并根据波形 a、 b 画出波形 y。

ENTITY gate IS

PORT(a， b： IN STD_LOGIC;

y： OUT STD_LOGIC)

END gate;

ARCHITECTURE one OF gate IS

BEGIN

y<=a nand b;

END one;

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第5题

要使8254通道2工作于方式3输出非对称的周期性方波，必须有

A.GATE为高电平，计数初值为奇数

B.计数初值为偶数，GATE为高电平

C.GATE为低电平，计数初值为奇数

D.计数初值为偶数，GATE为低电平

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第6题

听录音，选出你所听到的单词

A.gate

B.get

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第7题

Flight nineteen from New York to Washington is now arriving at ________.

A. Gate Two

B.the gate two

C.the two gate

D.Second Gate

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第8题

The gate is too narrow for a car.（英译中)

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第9题

Hardly had he reached the school gate _______ the bell rang.

A.while

B.when

C.as

D.as soon as

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The gate is too（)for a car; we’ll have to walk through.A.shallowB.looseC.broadD.narrow