—Has Sam finished his homework today?
—I have no idea. He ________ it this morning.
—I have no idea. He ________ it this morning.
举一反三
- ── 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
- I have no idea ________ or not he has finished the work.
- He has finished his homework before he went to bed.
- Only after ________ his homework ________ to watch TV. A: he has finished; is he allowed B: has he finished; is he allowed C: he has finished; he is allowed D: has he finished; he is allowed
- —Has he finished his essay—I don't know. He()it this morning. A: has written B: was writing C: wrote D: had written