I switches on the tv .the programmes were boring(but)

i switches on the tv .the programmes were boring(but)
how deep is the well(what)
what is your cat's weight (how)
how much does this shirt cost(is)
what is the width of this desk(how)
this dictionary belongs to me(mine)
the children are mine(they)
we mustn't stop before we succeed(don't)
you must fasten the seat belt while traveling in cars (fasten)