During the reconstruction of the city , many modern tall building went up old shabby houses were torn down.
A.in what | B.where | C.in which | D.which |
If you are travelling _______the customs are really foreign to your own, please do as the Romans do.
A.in which | B.what | C.when | D.where |
House prices vary from place to place and are usually high _____ there are famous schools.
A.where | B.since | C.when | D.whether |