I was surprised when I discovered the truth (find). => _____________________________.
I was surprised when I discovered the truth (find).
=> _____________________________.
Đáp án: I was surprised when I found out the truth.
Giải thích: discover = find out: khám phá, tìm ra
Dịch: Tôi bất ngờ khi tìm ra được sự thật.