✨ 最佳解答 ✨
👍 Your text is well written and there are only a few small improvements.
1.
△ According to Figure A, in Japan from 2000 to 2019, the number of blood donors (between the ages 16 and 39) declined by 2 million.
👉 the age group is important information, so don't use parentheses ().
✅ According to Figure A, in Japan from 2000 to 2019, the number of blood donors between the ages 16 and 39 declined by 2 million.
✅✅ blood donors between the ages of 16 and 39
✅✅ blood donors aged between 16 and 39
△ The number of blood donors (between the ages 40 and 69) increased by 1 million.
✅ The number of blood donors between the ages of 40 and 69 increased by 1 million.
△ The number of all blood donors decreased by 1 million.
✅ The total number of blood donors decreased by 1 million.
2.
△ According to figure B, we cannot see a big change...
✅ Looking at figure B, we cannot see a big change...
✅ According to figure B, there wasn't a big change...
△ a big change of the amount of blood donated.
✅ a big change in the amount of blood donated.
△ Figure A shows that the number of all blood donors decreased.
✅ Figure A shows that the total number of blood donors decreased.
❌ Therefore, the amount of blood donated per donor seems to increase.
👉 2000 to 2019, so it happened in the past.
✅ Therefore, the amount of blood donated per donor seems to have increased.
✅ Therefore, the amount of blood donated per donor seems to have increased during this period.
I hope this is helpful.
なるほど、ありがとうございます!勉強になりました。