always doing sth 还是always do sth 还是always to do sth?

always doing sth 还是always do sth 还是always to do sth? be always doing sth . he is always busy___ (work)是用be busy doing sth还是 be busy with sth make a plan to do sth.还是doing sth. always see sb doing/do sthalways+see sb.+do还是doing sth. be always doing 还是always doing use sth doing sth还是use sth to do sth after do sth.还是after doing sth. promise doing sth还是to do sth mind doing sth还是 to do sth have somebody do sth 还是doing sth? finish to do sth还是doing sth why not do sth 还是doing sth enough doing sth 还是 to do sth before doing sth还是do sth never doing sth 还是do sth? expect to do sth还是doing sth? important do sth 还是,important doing sth