時制問題（26〜50）

No.	問題	選択肢	答えと解説
26	By the time she arrived, we ___ eating.	A. finished B. had finished C. were finishing D. finish	解答と解説答え：B. had finished 先に完了していた動作 → 過去完了。
27	He usually ___ to work by car.	A. goes B. go C. went D. going	解答と解説答え：A. goes 習慣的行動 → 現在形（三人称単数）。
28	They ___ TV when I visited them.	A. watched B. watch C. were watching D. had watched	解答と解説答え：C. were watching 訪問時に進行中 → 過去進行形。
29	We ___ already left when he called.	A. have B. had C. were D. are	解答と解説答え：B. had 過去より前に完了 → 過去完了。
30	She ___ in the library every weekend.	A. study B. studies C. studied D. is studying	解答と解説答え：B. studies 習慣 → 現在形（三人称単数）。
31	He ___ in the garden now.	A. works B. worked C. is working D. work	解答と解説答え：C. is working 現在進行中の行動 → 現在進行形。
32	By next year, I ___ this book.	A. finish B. have finished C. will have finished D. had finished	解答と解説答え：C. will have finished 未来完了。
33	They ___ abroad last summer.	A. go B. went C. gone D. going	解答と解説答え：B. went 過去の出来事 → 過去形。
34	He ___ to Canada twice.	A. has been B. had been C. is D. was	解答と解説答え：A. has been 経験 → 現在完了。
35	I ___ you tomorrow.	A. call B. will call C. called D. calling	解答と解説答え：B. will call 未来の予定 → 未来形。
36	He ___ for three hours when I arrived.	A. slept B. had been sleeping C. was sleeping D. has slept	解答と解説答え：B. had been sleeping ある時点までの継続 → 過去完了進行形。
37	We ___ dinner at 7 p.m. every night.	A. eat B. ate C. eats D. are eating	解答と解説答え：A. eat 習慣 → 現在形（主語複数）。
38	She ___ English since she was a child.	A. learns B. is learning C. has been learning D. learned	解答と解説答え：C. has been learning 子供の頃から継続 → 現在完了進行形。
39	I ___ to the dentist tomorrow.	A. go B. going C. am going D. went	解答と解説答え：C. am going 近い未来 → 現在進行形の用法。
40	She ___ lunch when I called.	A. had B. was having C. had had D. has	解答と解説答え：B. was having 過去の進行中の動作 → 過去進行形。
41	They ___ all the cake before we arrived.	A. eat B. have eaten C. had eaten D. ate	解答と解説答え：C. had eaten 着く前に完了 → 過去完了。
42	I ___ the answer already.	A. know B. knew C. have known D. have found	解答と解説答え：D. have found すでに完了している → 現在完了。
43	He ___ to school when it started to rain.	A. walks B. walked C. was walking D. is walking	解答と解説答え：C. was walking 途中で雨が降り出した → 過去進行形。
44	They ___ dinner now.	A. has B. are having C. have had D. had	解答と解説答え：B. are having 現在進行中 → 現在進行形。
45	I ___ to New York next month.	A. go B. went C. am going D. have gone	解答と解説答え：C. am going 未来の計画 → 現在進行形。
46	She ___ at that company for ten years.	A. worked B. has worked C. was working D. had worked	解答と解説答え：B. has worked 継続 → 現在完了。
47	They ___ just finished the project.	A. are B. have C. had D. will	解答と解説答え：B. have 現在完了（完了） → 主語複数。
48	He ___ basketball every weekend.	A. plays B. play C. played D. is playing	解答と解説答え：A. plays 習慣 → 現在形（三人称単数）。
49	She ___ her homework when I saw her.	A. is doing B. has done C. was doing D. had done	解答と解説答え：C. was doing 過去の進行中 → 過去進行形。
50	We ___ tired after the long walk.	A. are B. were C. have been D. had been	解答と解説答え：B. were 過去の状態 → 過去形。