He <b>lay</b> in wait for his prey (<b><u>a second ago</u></b>).<br/><br/>He <b>lies</b> in wait for his prey (<b><u>right now as we speak</u></b>).<br/><br/>He has/had <b>lain</b> in wait for his prey (<b><u>in the past</u></b>).<br/><br/>He <b>lay </b>there in a pool of blood (<b><u>a second ago</u></b>).<br/><br/>He lies there in a pool of blood (<b><u>right now</u></b>).