---Has he finished his paper? ---I don't know. He ____ it this morning.
A: has written
B: wrote
C: had written
D: was writing
A: has written
B: wrote
C: had written
D: was writing
举一反三
- —Has he finished his essay—I don't know. He()it this morning. A: has written B: was writing C: wrote D: had written
- ── Has Tom finished his composition yet?[br][/br]── I have no idea; he ________ it this morning. A: wrote B: had written C: has written D: was writing
- — Has your sister finished her paper yet— I don't know. She（）it this morning. A: writes B: was writing C: has written
- Shirley a book about China last year but I don’t know whether she has finished it. A: has written B: wrote C: had written D: was writing E: is writing F: was written
- Shirley _______ a book about China last year but I don't know whether she has finished it. A: has written B: wrote C: had written D: was writing