1.The doctor said to Tom,“Don't be nervous,just stay_____（re

1.The doctor said to Tom,“Don't be nervous,just stay_____（relax）.”
2.Lucy is a top student,she'll go abroad for ______（far）study next term.
3.Although my father_____the computer for two years,he doesn't want to buy a new one.
A.use B.has used C.is using D.uses
4.We have just one earth______we can live,so it is our duty to protect it well.
A.on which B.in which C.that D.what
5.—I hear you've bought a new house.Have you moved into it?
—Not yet.The rooms_______these days.
A.are be painted B.are being painted
C.are painted D.are going to paint