many countries are using natural gas ,windand other forms of_A model B force C energy为毛选C

Many countries are making rules -------(fight)pollution. How many countries are there in the Workers are paid w____in many western countries how many countries are using Euro?Especially in north Europe... why are so many people moving ______ countries _______ cities. How many countries are there in the South America? How many countries are there in mainland South America? Many countries are developing .The same 什么China(也是如此) many countries are located on river怎么翻译 Who knows how many countries there are on the earth there are many countries in the word 为什么country 要变countries? there are many more patients in poor countries than in rich countries.many 能改成木much吗为什么． many countries are making new laws to protect their countries —— pollution for of on from 选哪个 英语高手帮忙翻译一下.Canada and the United States are two countries.They are on the same continent next to each other and share the same language. These two countries also share in other ways.Canada buys many things from the U Many people in w---- countries are interested in Chinese culture 横线上写什么 英语完形填空There are many festivals in the Western countries. 英语填空 世界上有多少个国家 How many countries are there-------- --------- --------- how many countries are there in the world?(please write it in english)