We've had a discussion about whether cloning should be carried out．Opinions are divided on the question．
      About 35 percent of the students think there are more advantages．First of all，cloning can be used in the medical field．Scientists can clone healthy cells，which can help doctors cure patients．（高分句型一）Also，cloning extinct animals has always excited scientists．Another advantage of it is increasing agricultural output，which is of great importance in our country．（高分句型二）
      However，about 65 percent of students hold the opposite view．For example，there is doubt about whether cloning is moral．Furthermore，diversity in genes is essential for animals to overcome diseases．A group of cloned animals would all have the same arrangement of genes．What's worse，if the technology of cloning is taken advantage of by evil leaders，it will be very dangerous．（高分句型三） We've had a discussion about whether cloning should be carried out．Opinions are divided on the question．
      About 35 percent of the students think there are more advantages．First of all，cloning can be used in the medical field．Scientists can clone healthy cells，which can help doctors cure patients．（高分句型一）Also，cloning extinct animals has always excited scientists．Another advantage of it is increasing agricultural output，which is of great importance in our country．（高分句型二）
      However，about 65 percent of students hold the opposite view．For example，there is doubt about whether cloning is moral．Furthermore，diversity in genes is essential for animals to overcome diseases．A group of cloned animals would all have the same arrangement of genes．What's worse，if the technology of cloning is taken advantage of by evil leaders，it will be very dangerous．（高分句型三）