Did you see Xiao Li at the party? No, __
问题:
Did you see Xiao Li at the party? No, ___ by the time I arrived.
A.she had left
B.she has left
C.she was left
D.she must left
Did you see Xiao Li at the party? No, ___ by the time I arrived.
A.she had left
B.she has left
C.she was left
D.she must left