all the teenager will learn english________ fun 100 years_______ now 填介词

all the teenager will learn english________ fun 100 years_______ now 填介词

All the teenager will learn english【for】 fun 100 years【from】 now.
for fun：以做某事为乐.
ten years from now：十年以后.
本题的意思是：十年以后,青少年们将会玩什么?
希望帮助到你!