---Our classmates went to a concert yesterday afternoon.
---What a pity! I my homework.
| A.had done | B.was doing |
| C.am doing | D.would do |
---Our classmates went to a concert yesterday afternoon.
---What a pity! I my homework.
| A.had done | B.was doing |
| C.am doing | D.would do |
试题篮
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