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 tut

游客2023-07-11 59

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。

转载请注明原文地址:http://tihaiku.com/zcyy/2826892.html

相关试题推荐

随机试题

最新回复(0)

Wecan’twaithereallnight.______(我们是不是定个时间),say,midnightorsomething?Sh