時制問題（251〜275）

No.	問題	選択肢	答えと解説
251	By next week, I ___ the project.	A. finish B. will finish C. have finished D. will have finished	解答と解説答え：D. will have finished 未来完了の文型。
252	When I was a child, I ___ to the mountains every summer.	A. go B. went C. gone D. had gone	解答と解説答え：B. went 過去の習慣。
253	He ___ the piano when the phone rang.	A. practices B. was practicing C. had practiced D. practiced	解答と解説答え：B. was practicing 進行中の動作 → 過去進行形。
254	I ___ just finished dinner when she arrived.	A. had B. have C. was D. did	解答と解説答え：A. had 過去完了。
255	We ___ each other since college.	A. know B. knew C. have known D. had known	解答と解説答え：C. have known since〜 → 現在完了。
256	He ___ in bed all day yesterday.	A. lies B. lay C. laid D. has lain	解答と解説答え：B. lay 過去形の不規則変化。
257	She ___ her homework before the teacher asked.	A. did B. does C. has done D. had done	解答と解説答え：D. had done 〜する前にすでに → 過去完了。
258	I ___ waiting for you for hours!	A. am B. have been C. was D. had been	解答と解説答え：B. have been 現在完了進行形。
259	They ___ just left the building.	A. have B. had C. will D. are	解答と解説答え：A. have 完了の現在完了。
260	We ___ at this restaurant once before.	A. eat B. ate C. have eaten D. will eat	解答と解説答え：C. have eaten 経験 → 現在完了。
261	The sun ___ when we reached the hilltop.	A. rose B. has risen C. had risen D. is rising	解答と解説答え：C. had risen 〜した時にはすでに → 過去完了。
262	He ___ already told me the news before I read the email.	A. has B. was C. had D. is	解答と解説答え：C. had 〜する前にすでに → 過去完了。
263	My brother ___ home late every day.	A. gets B. got C. has gotten D. get	解答と解説答え：A. gets 習慣 → 現在形。
264	I ___ never heard of that author before today.	A. have B. had C. was D. will have	解答と解説答え：B. had 「before today」で「今日以前」 → 過去完了。
265	She ___ for this company for over 20 years.	A. worked B. has worked C. works D. had worked	解答と解説答え：B. has worked for over〜 → 現在完了。
266	We ___ lunch when you called.	A. have B. were having C. had D. are having	解答と解説答え：B. were having 通話時に進行中 → 過去進行形。
267	They ___ the decision by next Friday.	A. make B. made C. will have made D. have made	解答と解説答え：C. will have made 未来完了。
268	He ___ a letter when the power went out.	A. writes B. wrote C. was writing D. had written	解答と解説答え：C. was writing 中断された動作 → 過去進行形。
269	We ___ the book already.	A. finish B. finished C. have finished D. had finished	解答と解説答え：C. have finished 現在完了 → 結果。
270	I ___ to that place when I was young.	A. go B. gone C. went D. had gone	解答と解説答え：C. went 過去の思い出 → 過去形。
271	They ___ for the bus for half an hour.	A. wait B. have waited C. waited D. had waited	解答と解説答え：B. have waited 今に続く動作 → 現在完了。
272	She ___ not finished her homework yet.	A. does B. had C. has D. is	解答と解説答え：C. has yetと完了形 → 現在完了。
273	I ___ been to Spain before I went to France.	A. have B. had C. was D. will have	解答と解説答え：B. had 〜する前に〜していた → 過去完了。
274	He ___ tired all day yesterday.	A. feels B. felt C. had felt D. has felt	解答と解説答え：B. felt 過去の状態 → 過去形。
275	We ___ just finished the job when it started raining.	A. had B. have C. were D. are	解答と解説答え：A. had 〜したときにはすでに〜していた → 過去完了。