23.一Where did the case of murder happen?
一一It was in the house my
grandmother used to live.
A.that B.which C.where
D.when
24一like in the
winter when everywhere is covered by white snow.
A.this B.that C.it
D.one
25·Besides dogs, horse has had the closest relationship with man.
A.the;the B.the;/ C.a;/ D./;/