have been asleep 和have fallen

have been asleep 和have fallen when he came home,I___for three hours.a.have fallen asleep b the evening when we should have been asleep have done和have been have been和have do have been 和have ever been区别! have been done 和 have been doing have fallen love with you. have fallen in love造句 I have been to shanghai already and has fallen in love with have got married和have been married have been to和have gone to