题目内容

Where do the speakers learn about those heroes?

A. From a newspaper.
B. From a magazine.
C. From a radio program.
D. From a website.

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What do we know about the father?

A. He has found his long lost son.
B. He was still looking for his son.
C. He is working in Russia now.
D. He asked the villagers for help.

Why is Wang Hongli considered a hero?

A. He prevented a traffic accident.
B. He saved 372 lives.
C. He did his job very well.
D. He worked under the sea.

若排列1294i56k7是偶排列,则i=,j=

A. i=3 ,j= 8
B. i= 8,j= 3
C. i= 8 ,j=8
D. i= 3,j= 3

( )是个别缸工作不良故障的现象之一。

A.动力性好
B.怠速发抖或怠速熄火
C.经济性好

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