whentheyseeanoldman,theygavetheseattohim-----theywereverytired1because2though3if4since
2021-07-21 56次 反馈错误 加入收藏 正确率 : 100%
题目内容：
when they see an o l d man ,they gave the seat to him ----- they were very tired
1 because
2 though
3if
4since
优质解答
2,他们将作为给了老人,尽管他们也很累.
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