两道简单的英语题Dinosaurs all died out suddenly(同义句)能不能这样改:All of th
两道简单的英语题
Dinosaurs all died out suddenly(同义句)
能不能这样改:All of the dinosarus died out suddenly.
还有一个Trees are useful for many things.(同义句)
能否改成:Trees are useful to many things.
这两题这样改可以吗?不可以的话请说明原因,谢谢!