It was not until he came back _____ he k
题型:选择题
问题:
It was not until he came back _____ he knew the police were looking for him.[ ]
A.which
B.since
C.that
D.before
It was not until he came back _____ he knew the police were looking for him.[ ]
A.which
B.since
C.that
D.before