Q1. The CEO emphasized that innovation must be encouraged ______ every level of the organization.
A. at
B. on
C. in
D. by

---

Q2. The newly implemented software system has proven to be far more efficient than ______ used previously.
A. one
B. those
C. that
D. ones

---

Q3. The proposal, though well-researched, was rejected ______ its high projected costs.
A. because
B. despite
C. due to
D. although

---

Q4. The marketing team has not yet decided ______ to launch the new campaign next quarter or postpone it.
A. both
B. whether
C. either
D. if

---

Q5. Mr. Han will be promoted to senior manager ______ he successfully completes the leadership training program.
A. unless
B. until
C. provided that
D. despite

---

Q6. The HR department is currently seeking candidates who are not only qualified ______ also highly motivated.
A. so
B. and
C. but
D. or

---

Q7. The company’s growth this year was remarkable, ______ the economic downturn.
A. although
B. despite
C. because
D. whereas

---

Q8. Employees are required to wear ID badges at all times, ______ visitors must be escorted by staff.
A. so
B. while
C. for
D. unless

---

Q9. The final report was completed ahead of schedule, ______ impressed the board of directors.
A. what
B. that
C. which
D. who

---

Q10. The research findings were so surprising that they ______ expectations.
A. exceeded
B. exaggerated
C. extended
D. executed

---

✅ 解答・詳しい解説（スコア目標付き）

---

Q1 → A. at
🎯 目標スコア：850点
固定表現 “at every level”＝「すべての階層で」。ビジネスで頻出。

---

Q2 → C. that
🎯 目標スコア：880点
比較構文 “than that used previously”＝「以前使われていたものより」。
that は単数の「もの」を指す。

---

Q3 → C. due to
🎯 目標スコア：830点
原因を表す前置詞 “due to”＝「〜が原因で」。
“despite” は「〜にもかかわらず」で反対の意味。

---

Q4 → B. whether
🎯 目標スコア：900点
“decide whether to〜” は「〜するかどうか決める」。
“if to” は文法的に誤り。

---

Q5 → C. provided that
🎯 目標スコア：920点
条件を表す上級表現。「〜であれば」「〜という条件で」。
同意語は “as long as”。

---

Q6 → C. but
🎯 目標スコア：880点
“not only A but also B” は定番構文。
「AだけでなくBも」。

---

Q7 → B. despite
🎯 目標スコア：850点
“despite + 名詞”＝「〜にもかかわらず」。
文全体をつなぐなら “although + S + V” だが、ここは名詞句。

---

Q8 → B. while
🎯 目標スコア：900点
“while” は対比・同時進行どちらも可能。
ここでは「社員は〜だが、訪問者は〜である」という対比。

---

Q9 → C. which
🎯 目標スコア：870点
非制限用法。“which impressed the board”＝「それが取締役会を感心させた」。
文全体を受ける “which” は上級の定番。

---

Q10 → A. exceeded
🎯 目標スコア：880点
“exceed expectations”＝「期待を超える」。TOEIC頻出のコロケーション。

---

🎯 スコア換算の目安

正答数	予想スコア
10問正解	950〜990点
8〜9問正解	880〜940点
6〜7問正解	800〜870点

---

💡 学習ポイントまとめ

ポイント	解説
コロケーション重視	“exceed expectations” や “at every level” など定番表現を覚える。
構文力	“not only A but also B” や “provided that” のような上級構文は必須。
前置詞の精度	due to / despite / because of の使い分けが高得点者の差を分ける。