题文
My brother was playing with his friends in a wildlife park________she was bitten on the leg by a lion.
| A.when | B.while |
| C.since | D.once |
推荐试卷
My brother was playing with his friends in a wildlife park________she was bitten on the leg by a lion.
| A.when | B.while |
| C.since | D.once |
试题篮
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