What is the toxin used by the fish killer?
Who first discovered the organism?
How does the fish killer paralyze fish?
How many fishes can the organism kill each day?
第1题:
A、joyful
B、awkward
C、ordinary
D、delightful
第2题:
第3题:
Congratulations! You’ve answered all the questions (正确地).
第4题:
第5题:
第6题:
第7题:
第8题:
A bilk
B blik
C kilb
D Ibki
第9题:
第10题: