두 문제를 틀렸는데 뭔가 제가 하나를 놓치고 있어서 틀린것같네요. 두문제 스타일이 같은데...ㅜㅜ
과거완료진행형과 과거진행형 용법의 쓰임새를 모르겠어요.
1.
John is in class every morning from 9 to 12:00.
Two days ago, I called him at 11:30, but I couldn't reach him because ______ class at that time.
=> was attending
2.
Yesterday John took a nap from 1 to 2:00.
I arrived at 1:45.
When I got there, John ____ . He had been sleeping for 45 minutes by the time I got there.
=> was sleeping
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저는 두문제 다 과거완료진행으로 썼거든요. 뭐가 틀린거죠.
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