с правильным ответом , только с объяснением если можно

I heard Mr Watson attends an international conference.

1.has gone

2.have gone

3.have you passed

4.consulted

my best this city of st. peterburg.v it has a cafe and cinema all that i lyublyu.esche i'll be in moscow, too, there klassno.so all parties can reach the stars in the tv beauty! i love the and i advise you to go дальше сам