問題1
I ( ) home when I realized that I had forgotten my key.
- walked
- have walked
- was walking
- am walking
解答を見る
正解：3番（was walking）
復習メモ：気づいた瞬間の背景動作は was walking。
問題2
While she ( ) the report, her computer suddenly stopped.
- wrote
- has written
- writes
- was writing
解答を見る
正解：4番（was writing）
復習メモ：継続中の動作には過去進行形。
問題3
The students ( ) a test when the fire alarm rang.
- were taking
- took
- have taken
- are taking
解答を見る
正解：1番（were taking）
復習メモ：alarm rang の背景として were taking が適切。
問題4
Which sentence is natural?
- I read when my friend was calling.
- I was reading when my friend called.
- I was read when my friend called.
- I have been reading when my friend called.
解答を見る
正解：2番（I was reading when my friend called.）
復習メモ：長く続く動作を過去進行形. 短い出来事を過去形で表す。
問題5
At 9 p.m. yesterday, we ( ) for the school festival.
- prepared
- have prepared
- were preparing
- prepare
解答を見る
正解：3番（were preparing）
復習メモ：過去の特定時点で進行していた行為は were preparing。
問題6
He hurt his leg while he ( ) down the stairs.
- ran
- has run
- runs
- was running
解答を見る
正解：4番（was running）
復習メモ：while節で進行中の動作を示す。
問題7
They ( ) tennis every day when they lived in Australia.
- played
- were playing
- have played
- are playing
解答を見る
正解：1番（played）
復習メモ：every day は習慣なので単純過去 played。
問題8
I ( ) the doorbell because I was listening to music.
- wasn’t hearing
- didn’t hear
- don’t hear
- haven’t heard
解答を見る
正解：2番（didn’t hear）
復習メモ：hear は通常進行形にしない状態動詞で. 単純過去が自然。
問題9
The sun ( ) when we reached the top of the mountain.
- set
- has set
- was setting
- sets
解答を見る
正解：3番（was setting）
復習メモ：到着時に進行していた日没は was setting。
問題10
Which sentence correctly contrasts a usual past habit with a one-day exception?
- I was walking to school when I took the bus that day.
- I walk to school, but I took the bus that day.
- I have walked to school, but I took the bus that day.
- I usually walked to school, but I took the bus that day.
解答を見る
正解：4番（I usually walked to school, but I took the bus that day.）
復習メモ：usually walked は過去の習慣を、took the bus that day は特定の日の例外を表す。