求翻译下面这句话的中文意思:

问题描述:

求翻译下面这句话的中文意思:
Many people belive that one day the earth we'll be destroyed if people do not learn to live in peace.
拜托~~~谢谢各位了~~~!
再补充一句:The books were being reading then 这句话的意思~~
蟹蟹啦~~~
还有这两句话的意思:My mother said :"A new computer would be sent in six mouths."
My brother :”said that on my homeworks would have been done bu the end of August in two thousand and seven“

许多人认为,如果人们不能够学会和平相处,则我们赖以生存的地球早晚有一天会被毁灭掉的.还有一句话~~~帮帮忙啦~那句话貌似不完整,请再三确定!额……可我本上写的就是这样………………肿么搞的……应该后面还有内容,否则,这半句话真的很令人费解。
我妈说:“六个月后将送来一台新电脑。”
我妈说了,我必须在2007年8月底做完所有家庭作业
补充:楼主这两句感觉好奇怪,尤其是最后一句话。