—Hi, Mary. It never entered my head that
题型:选择题
问题:
—Hi, Mary. It never entered my head that you’d come. What a surprise!
—I’m on a business trip in the city and I ______ in on you.
A.dropped
B.drop
C.had dropped
D.have dropped
—Hi, Mary. It never entered my head that you’d come. What a surprise!
—I’m on a business trip in the city and I ______ in on you.
A.dropped
B.drop
C.had dropped
D.have dropped