我是用刀切蛋糕的。 I cut the cake with a knife. ⇒ It was with a knife that I cut the cake. Pinyin Wǒ shì yòng dāoqiē dàngāo de. Bopomofo ㄨㄛˇ ㄕˋ ㄩㄥˋ ㄉㄠ ㄑㄧㄝ ㄉㄢˋ ㄍㄠ ˙ㄉㄜ。 Where this sentence is used The 是…的 (shì…de) construction in Chinese grammar All Chinese example sentences