产卵场
参考答案：
在水体中，凡适合卵生鱼类产卵，在生殖季节能吸引生殖群体来到并进行繁殖的场所，称为产卵场（spawning ground）。
根据首字母或汉语提示填入适当的单词。
1. I hear he likes to be a _____ (农民) in the future.
2. I saw him _____ (冲出) out just now.
3. Who was _____ (结婚) to the man?
4. Does the teacher often help you with your _____ (作业)?
5. Last nigh, he went to bed later, so he looks e_____ today.
6. Did you go to watch any v_____ yesterday?
7. H_____ of people took part in the party last night.
8. My clock didn't go o_____.
9. He told us a quarter of the world's p_____ used English.
10. We think English is the most p_____ language for science.
次生代谢产物
