题目内容

The story of the woman and her son supports the idea that________ .
[A] some things are better left unsaid
[B] honesty is fine for most of the time
[C] good intention leads to good results
[D] one should be encouraged to tell the truth

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● 某计算机系统由下图所示的部件构成,假定每个部件的千小时可靠度都为R ,则该系统的千小时可靠度为 (2) 。
(2)

A. R + 2R / 4
B. R + R2/ 4
C. R(1 ? (1? R )2)
D. R(1 ? (1? R )2)2

After they told each other the truth, both the woman and her son felt________ .
[A] despaired
[B] regretful
[C] justified
[D] grateful

听第10段材料,回答第17 ~20题。
‘17. What does the speaker do most probably?
[A]He's a teacher.
[B] He's a tour guide.
[C] He's a shop assistant.

[A] issue
[B] question
[C] task
[D] problem

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