题文
Three-fourths of the homework _____ today.
| A.has done |
| B.has been done |
| C.have done |
| D.have been done |
推荐试卷
Three-fourths of the homework _____ today.
| A.has done |
| B.has been done |
| C.have done |
| D.have been done |
试题篮
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