seem 句型：
(1) It +seems + that从句
例：It seemed that everyone was satisfied.看来好像每个人都很满意。
(2) It seems to sb that ---
例：It seems to me that she is right.我看她是对的，
(3) There seems to be ----
例：There seems to be a heavy rain.看上去要有一场大雨。
(4) It seems as if ---- 例：It seemed that she couldn't come to class.看样子她不能来上课了。