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AIDS is said _________ the biggest health problem in Africa over the past years.

　 A. to be　　　　 B. that it is　 C. to have been　　 D. that it has been

 

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科目：高中英語 來源： 題型：單選題

AIDS is said ______ the biggest health challenge to both men and women in that area over the past few years.


  1. A.
    that it is
  2. B.
    to be
  3. C.
    that it has been
  4. D.
    to have been

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科目：高中英語 來源： 題型：

AIDS is said __________ the biggest health challenge to both men and women in that area over the past few years.

A. that it is     B. to be

C. that it has been   D. to have been

查看答案和解析>>

科目：高中英語 來源： 題型：

AIDS is said______the biggest health challenge to both men and women in that area over the past few years.

A.that it is                           B.to be

C.that it has been                  D.to have been

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科目：高中英語 來源： 題型：

AIDS is said ______ the biggest health challenge to both men and women in that area over the past few years.

    A. that it is      B. to be          C. that it has been    D. to have been

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科目：高中英語 來源：2014屆河北石家莊無極中學(xué)高三上學(xué)期第一次月考英語卷（解析版） 題型：單項(xiàng)填空

AIDS is said _______ the biggest health challenge to both men and women in that area over the past few years.

A. that it is      B. to be      C. that it has been     D. to have been

 

查看答案和解析>>

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