sb seem to do sth

sb seem to do sth seem to do sth 中文翻译 seem to do sth 中文 seem doing sth 还是 seem to do sth?RT do sb.to do sth. seem to be doing sth ,seem to do ,seem to have done sth这三者有什么区别, see to do sth和seem seem to do sth. 谁是谓语? sb.happen to do sth. invite sb to do sth teach sb.to do sth. keep sb to do sth told sb.to do sth. get sb.to do sth live sb to do sth ask sb to do sth wish sb to do sth get sb.to do sth