It was only then（）how much trouble I had caused to him.
A: I just realized that
B: had I realized
C: that I realized
D: I did realize
E: did I realize
A: I just realized that
B: had I realized
C: that I realized
D: I did realize
E: did I realize
举一反三
- It was only then ______how much trouble I had caused to him. A: had I realized B: I did realize C: that I realized D: did I realize
- Only when I left my company ______ how much I loved it. A: I realized B: I had realized C: did I realize D: had I realized
- Only then _____ the importance of learning English. A: had I realized B: did I realize C: would I realize D: have I realized
- Only when I left my parents for Italy ________ how comfortable it was to live in our home country. A: I realized B: I had realized C: did I realize D: had I realized
- Only after I had reached the airport ________ that I had forgotten to take my ticket with me. A: I realized B: have I realized C: did I realize D: I had realized