Multipurpose Internet Mail Extension (MIME) is a (71) document messaging standar
Multipurpose Internet Mail Extension (MIME) is a (71) document messaging standard in theInternet enviroment.With MIME，users can send (72) Email messages that include audio，video，graphices，and text to any other user of TC/IP network.Richtext information can also be (73) into messages.It defines the fonts，formats，and (74) features of a document sothe document can be easily (75) on many different types of systems.
(75)
A．complete
B．compound
C．simple
D．efficient
正确答案：B
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