are they infinitive?<br/><br/>I am glad <font color="#ff1493">to have invited</font> him<br/><br/>They seem <font color="#ff1493">to have been reading</font> this book for a long time.<br/><br/>The house appeared <font color="#ff1493">to have been repaired </font>recently.<br/><br/>If yes what kind of infinitive are they?