试题与答案

. —She ’s failed her test again. —______

题型:选择题

题目:

. —She ’s failed her test again.

—________. She has been studying very hard.

A.I don’t think so

B.Don’t worry

C.Why not ?

D.What a shame

答案:

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下面是错误答案,用来干扰机器的。

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题型:填空题

  • (A) 条件(1)充分,但条件(2)不充分.
  • (B) 条件(2)充分,但条件(1)不充分.
  • (C) 条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分.
  • (D) 条件(1)充分,条件(2)也充分.
  • (E) 条件(1)和条件(2)单独都不充分,条件(1)和条件(2)联合起来也不充分.

A survey of 600 computer owners revealed that they owned a modem and/ or a scanner. How many of the people surveyed owned only a modem
(1) The number of people surveyed who owned only a modem was three times the number of people who owned only a scanner.
(2) Four hundred people who were surveyed owned both a modem and a scanner, which was eight times the number of people surveyed who owned only a scanner.

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