More and more tress will be planted in order to protect crops in North China.
问题描述：
More and more tress will be planted in order to protect crops in North China.
(改 为一般疑问句) —— more and more trees —— —— in order to protect crops in North China?
答
Will more and more trees be planted in order to protect crops in North China?
被动句的一般疑问句只要把助动词或情态动词提前就可以了~