she insited that we the source of the river and begin our jo

she insited that we the source of the river and begin our jo trial and error is the source of our knowledge是什么意思? passion is the source of our happiness Which river is the main source of London' water supply? 英语翻译Water is the source of our lives.Having water,we can do 英语翻译source of the It is the of year again.We begin our new them At the ____(begin) of our class,we sing a song in English.Th The advantage and disadvantage of feeling stressed before jo Scientists have ____ that motion is the source of life We must stop ( ) our river.A.the pollution of B.pollution C. the suspect insited that he had evidence______(prove）that he