There are more trees now.(用in 50 years 替换now改写句子) There more trees in 50 years.

问题描述:

There are more trees now.(用in 50 years 替换now改写句子) There more trees in 50 years.

There will be more trees now in 50 years.意思是50年后,会有更多的树木。将来时

There are going to be more trees in 50 years.

There will be more trees in 50 years

will be (替换are )