William promised to _____________ (不是周五就是周六之前向导师呈交论文).submit the paper to his tu

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问题 William promised to _____________ (不是周五就是周六之前向导师呈交论文).

选项

答案 submit the paper to his tutor either by Friday or by Saturday

解析 “不是…就是…”采用either... or... 连词词组

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【B1】[br]【B17】A、aboutB、noC、muchD、fewB搭配类题。该题考查nomorethan的用法。表示“不超过，就是…”之意