Give the correct tense by chosing a,b,c or d

Give the correct tense by chosing a,b,c or d
1. you (clean) room 231? yes i did
a.clean  b.cleaned  c.cleaning.  d. did you clean
2. Let me (show) you
a.showing. b.show. c.shows. d.to show
3.your cases (be) here shortly.the bell department(handle)
a.Are-handle . b.be-hanlde. c.will be-is handling d.being-is handling