A knife is a tool for cutting with.基础语法问题knife前面那个a能不能去掉,也就是说它是不是可要可不要的?tool前面那个a呢?再啰嗦一句knife前面的那个a有什么意义呢？为什么可以加？我很罗嗦。- -***

A knife is a tool for cutting with. (1/2)A knife and fork 【 is】 on the desk为什么用is而A knife and a fo knife is a tool to cut with 为啥要有那个with吗? A knife is a tool for cutting with.基础语法问题knife前面那个a能不能去掉,也就是说它是不是可要可不要的?tool前面那个a呢?再啰嗦一句knife前面的那个a有什么意义呢？为什么可以加？我很罗嗦。- -*** A spade is a tool.如题 English is a useful tool.写作 This tool is a real eye opener. The newly price of a drawing tool has decreased 0.5 yuan after a depreciation.the total price of 19 pieces of this tool being bought after the depreciation is less than the total price of 18 pieces of this tool being bought before the depreciation fo This is a knife 改为复数 This is a knife.怎样变复数. Time is a kill pig knife! He is ( ) the apple with a knife. 谁来帮我分析一下这个句子的成分?A knife is a tool for cutting with.前面应该是一套主系表,后面呢?“for cutting with”是定语从句?还是补语? 请问这句话with是倒装吗?A knife is a tool for cutting with正常的说应该是with cutting 请问这句话中的with是倒装吗? The tool with _____he is working is called a pump. have a tool Dictionary is ______ useful tool.A an B a C / DDictionary is ______ useful tool.A anB aC /D the Is still only a decadent style tool是什么意思