❓ Questions（10問）
Q1.
The marketing team plans to launch the new product ______ the end of this month.
A. at
B. in
C. on
D. for
Q2.
All employees must submit their expense reports ______ Friday afternoon.
A. until
B. during
C. by
D. from
Q3.
Ms. Carter is responsible for ______ the training sessions for new staff.
A. organize
B. organized
C. organizing
D. organization
Q4.
The conference was postponed ______ unexpected technical issues.
A. because
B. because of
C. although
D. despite
Q5.
The manager asked the team to work ______ to meet the deadline.
A. efficiency
B. efficient
C. efficiently
D. efficiencies
Q6.
The report ______ by the supervisor before it was sent to the client.
A. reviews
B. reviewed
C. was reviewed
D. has reviewed
Q7.
Applicants are required to have ______ experience in customer service.
A. previous
B. previously
C. preview
D. prevent
Q8.
The office renovation will not be completed ______ next week.
A. while
B. during
C. since
D. until
Q9.
Mr. Tanaka was promoted ______ his excellent performance over the past year.
A. despite
B. due to
C. unless
D. instead of
Q10.
Please contact the IT department if you experience any ______ with the system.
A. difficult
B. difficulties
C. difficulty
D. difficultly
✅ Answers & 詳しい解説（目安スコアつき）
Q1 → A（at）
🎯 目安スコア：500点
👉 「at the end of 〜」は超定番コロケーション。
Q2 → C（by）
🎯 目安スコア：550点
👉 締切 → by + 時間。
Q3 → C（organizing）
🎯 目安スコア：600点
👉 be responsible for + 動名詞。
Q4 → B（because of）
🎯 目安スコア：600点
👉 後ろが名詞句 → because of。
Q5 → C（efficiently）
🎯 目安スコア：550点
👉 動詞 work を修飾 → 副詞。
Q6 → C（was reviewed）
🎯 目安スコア：650点
👉 受動態＋過去の出来事。
Q7 → A（previous）
🎯 目安スコア：500点
👉 experience を修飾する形容詞。
Q8 → D（until）
🎯 目安スコア：600点
👉 「〜まで完了しない」＝ not … until。
Q9 → B（due to）
🎯 目安スコア：650点
👉 昇進の理由 → due to + 名詞。
Q10 → B（difficulties）
🎯 目安スコア：550点
👉 any + 可算名詞の複数形。
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