QUES: However , the standards body warns that changes to Internet Explorer may affect a " large number " of existing Web sites .

Still , changes to IE " may affect a large number of existing Web pages , " according to the W3C 's notice .

The sentences above mean the same or not?
****
ANS: yes

QUES: Goss said CIA Director George Tenet has provided the committee with 19 volumes of documents on prewar intelligence which has been made available to House members .

He also noted that Tenet has provided the committee with 19 volumes of documents on prewar intelligence which has been made available to House members .

The sentences above mean the same or not?
****
ANS: yes

QUES: Diana was at her lowest ebb when she wrote the letter to Paul Burrell claiming there was a plot to kill her .

Burrell said Diana wrote a letter in October 1996 claiming there was a plot to kill her in a smash and gave it to him to keep as insurance .

The sentences above mean the same or not?
****
ANS:
no