YOU SAID:

if ben were a marine animal, he would be a never before heard of aquatic dinosaur

INTO JAPANESE

ベンが海洋動物だったら、彼は水生恐竜を聞いたことがないだろう

BACK INTO ENGLISH

If Ben were a marine animal, he would never have heard of aquatic dinosaurs

INTO JAPANESE

もしベンが海洋動物なら、彼は水生恐竜のことを聞いたことがなかっただろう

BACK INTO ENGLISH

If Ben was a marine animal, he would never have heard of aquatic dinosaurs

INTO JAPANESE

もしベンが海洋動物だったら、彼は水生恐竜のことを聞いたことがなかっただろう

BACK INTO ENGLISH

If Ben were a marine animal, he would never have heard of aquatic dinosaurs

INTO JAPANESE

もしベンが海洋動物なら、彼は水生恐竜のことを聞いたことがなかっただろう

BACK INTO ENGLISH

If Ben was a marine animal, he would never have heard of aquatic dinosaurs

INTO JAPANESE

もしベンが海洋動物だったら、彼は水生恐竜のことを聞いたことがなかっただろう