do you think that im pregnant ?

May 15 to 20 is my last menstrual then may 29 we make love then june 16 at night after make love i have some spotting light pink color then i think its my menstrual then i wait but till now june 20 after makelove i have 2pcs dot spotting then till now no menstrual but i can't used pregnancy test yet do you think im pregnant already?