Questions 22 to 25 are based on the conversation you have just heard.

A．They were equally complicated in terms of gene.
B．Humans were much more genetically complicated than the fruit fly, genetically speaking.
C．Humans were twice as complicated as the fruit fly in gene.
D．The fruit fly was less stably than humans in the structure of genes.

A．with Internet, students may find it even more difficult to do research work
B．Internet rarely provides students with the source of materials for paper compiling
C．Internet has beaten the companies devoting to academe cheating greatly
D．the invention of Internet has created great opportunities for academic cheating