Cai Lun ___(发明)a new way to make paper many years ago.

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• 一篇英语完形填空答案In the 13th century,Marco Polo traveled a long way to China.He was a famous Italian traveler.During his stay in China,he saw many wonderful things.One of the things he discovered was that the Chinese used paper money.People in western countries did not use paper money until the 17th century.However,people in China began to use paper money in the 10th century.Paper was invented by a Chinese about 2,000 years ago.His name was Cai Lun .He then
• 英语翻译In the 13th century,the famous Italian traveler,Marco Polo,traveled a long way to China.During his stay in China,he saw many wonderful things.One of the things he discovered was that the Chinese used paper money.In western countries,people did not use paper money until the 15th century.However,people in China began to use paper money in the 7th century.A Chinese man called Cai Lun invented paper almost 2,000 years ago.He made it from wood.He took
• Cai Lun ___(发明)a new way to make paper many years ago.
• Cai Lun ___(发明)a new way to make paper many years ago.
• 英语翻译In the 13th century,the famous Italian traveler,Marco Polo,traveled a long way to China.During his stay in China,he saw many wonderful things.One of the things he discovered was that the Chinese used paper money.In western countries,people did not use paper money until the 15th century.However,people in China began to use paper money in the 7th century.A Chinese man called Cai Lun invented paper almost 2,000 years ago.He made it from wood.He took
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• #include#include#define MAXNUM 20struct stacktype{int stack[MAXNUM];int top;};void InitStack(struct stacktype *s){s->top=-1;}int StackEmpty(struct stacktype *s){return(s->top==0);}int push(struct stacktype *s,int x){ if(s->top >= MAXNUM-1)return false;elses->top++;s->stack[s->top]=x;return true;}int pop(struct stacktype *s){ if(s->top top--;return(s->stack[s->top+1]);}void dec_to_bin(int N,int B){int e;struct stacktype *s;\x05InitStack(s); //初始化堆栈,算法定