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英语短文改错题,一共有五个错,跪求火眼金睛者识别出来哒.

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/16 16:25:43
英语短文改错题,一共有五个错,跪求火眼金睛者识别出来哒.
As the gradual evolution of society,simple counting bacame imperative.A tribe had to know how many members were there and how many enemies,and a shepherd needed to know if the flock of sheep were decreasing in size .Probably the earliest way of keeping a count was by some simple tally method,employing the principle of one-to-one correspndence.In keeping a count of sheep,for exemple ,onr finger per sheep could be turned under.Counts could too be maintained by making scratches in the dirt or on a stone,by cutting notches in a wood,or by tying knots in a string.
1. As the gradual evolution 改成 With the gradual evolution
表示“随着...”时,as为连词,引导状语从句;with才是介词.
2. know how many members were there 改成 know how many members there were
宾语从句中,出引导词how many members外,其他成分采用陈述句序
3. if the flock of sheep were decreasing 改成 if the flock of sheep was decreasing
the flock of..做主语时,视为单数,谓语动词也用单数形式was
4. Counts could too be maintained 改成 Counts could also be maintained
too一般用在句尾,also用在句中
5. cutting notches in a wood 改成 cutting notches in a piece of wood 或 cutting notches in the wood
wood为不可数名词,前面不能直接加a