We can promote the welfare of mankind____peaceful use of ato

75.We can promote the welfare of mankind----peaceful use of Protect environment can promote the development of economy.有 promote the awareness of hunger the first theorem of welfare economics是什么意思 定语从句 Can you think of the other use we can ( ) the material? how can we treat the gas problem of infant when we use lacto If we don't know the meanming of a new word,we can use a ( ) We can use all the following in front of "lunchtime" except_ Instead of using a new lunch bag every day,we can use the sa 英语翻译We can use many kinds of energy.　　Most energy（能量）in the what we can do to cut down the use of energy?什么意思 翻译：We can use a gerund as the subject of a sentence .