NEW TREASUREの語形変化を見分ける｜名詞・動詞・形容詞・副詞の独自40問

結論｜語形変化は「単語の意味」ではなく「文中の場所」で判断する

NEW TREASUREでsuccess / succeed / successful / successfullyのような語形が混ざる場合は、日本語訳だけでなく、空欄の前後から必要な品詞を判断します。

4品詞の基本

• 名詞：人・物・こと。主語や目的語になる。
• 動詞：動作・状態。主語の後ろに置かれる。
• 形容詞：名詞を説明する、be動詞の後ろにも置かれる。
• 副詞：動詞・形容詞・副詞などを説明する。

独自40問

1. She is a very ___ student. (care / careful / carefully)
2. She answered the question ___. (careful / carefully)
3. His ___ surprised everyone. (succeed / success / successful)
4. He ___ in solving the problem. (success / succeeded / successful)
5. It was a ___ plan. (success / successful / successfully)
6. They completed the task ___. (successful / successfully)
7. Her ___ was clear. (decide / decision / decisive)
8. She ___ to join the club. (decision / decided / decisive)
9. It was an important ___. (decide / decision)
10. He spoke very ___. (quiet / quietly)
11. The room was ___. (quiet / quietly)
12. She gave a quick ___. (reply / replied)
13. She ___ quickly. (reply / replied)
14. We need more ___. (inform / information / informative)
15. The website is very ___. (information / informative)
16. Please ___ me later. (information / inform)
17. He gave a clear ___. (explain / explanation)
18. Please ___ the rule. (explain / explanation)
19. The teacher spoke ___. (clear / clearly)
20. The explanation was ___. (clear / clearly)
21. They made a careful ___. (choose / choice)
22. They ___ the blue one. (choice / chose)
23. Her answer was ___. (correct / correctly)
24. She answered ___. (correct / correctly)
25. We had a long ___. (discuss / discussion)
26. They ___ the problem. (discussion / discussed)
27. He is a ___ learner. (create / creative / creatively)
28. He solved the problem ___. (creative / creatively)
29. Her ___ helped the team. (kind / kindness / kindly)
30. She spoke ___. (kind / kindly)
31. This is a useful ___. (introduce / introduction)
32. Let me ___ the speaker. (introduction / introduce)
33. The change was very ___. (notice / noticeable / noticeably)
34. The temperature changed ___. (noticeable / noticeably)
35. We need a better ___. (solve / solution)
36. Can you ___ this problem? (solution / solve)
37. His ___ was excellent. (perform / performance)
38. He ___ well yesterday. (performance / performed)
39. 空欄前がa/anなら名詞候補を優先。
40. be動詞後なら形容詞候補を確認。

解答

1. careful
2. carefully
3. success
4. succeeded
5. successful
6. successfully
7. decision
8. decided
9. decision
10. quietly
11. quiet
12. reply
13. replied
14. information
15. informative
16. inform
17. explanation
18. explain
19. clearly
20. clear
21. choice
22. chose
23. correct
24. correctly
25. discussion
26. discussed
27. creative
28. creatively
29. kindness
30. kindly
31. introduction
32. introduce
33. noticeable
34. noticeably
35. solution
36. solve
37. performance
38. performed
39. 名詞
40. 形容詞

語形変化で見る順番

1. 空欄の前後を見る。
2. 必要な品詞を決める。
3. 語形を選ぶ。
4. 最後に意味が自然か確認する。

関連教材

• NEW TREASURE英単語40問
• 文脈・品詞・熟語で選ぶ36問
• 辞書の引き方36問

慶英会のオンライン個別指導：最大1か月完全無料体験・学習相談。