1.–Have you read the books?
—Yes.I’ve read all the books ____ you gave me.
A.which B.what C.that D.who
2.September 18,1913 is the day ______we’ll never forget.
A.that B.when C.on which D.on that
3.That young girl is not the one ¬¬¬____ she used to be.
A.that B.who C.whom D.what
4.Is this factory ______we visited last year?
A.where B.in which C.the one D.at which
5.This is the factory _______we visited last year.
A.where B.which C.the one D.at which
6.The hard-working farmers and their happy life_____ we saw in the countryside made a wonderful impression on us.
A.whom B.who C.which D./
7.All that can be eaten _______ eaten up.
A.are being B.has been C.had been D.have been
8.We visited the factory ____ makes toys for children.
A.where B.which C.in which D.at which