请英语老师解答!He appears unfamiliar with them.The experts seem una
请英语老师解答!
He appears unfamiliar with them.
The experts seem unable to agree whether the drug is safe or not.
这里appear和seem在句中都是做系动词吧,with them.和 to agree whether the drug is safe or not.在句中是不是分别做伴随状语和目的状语呢?