Mik cần gấp giúp mik với

. Word forms 
1. I have never known such a (QUARREL)………………………….….person.
2. You must forgive my (EXPERIENCE)……………………………….in those matters.
3. (CERTAIN)……………………..about the company means that few people wanted to invest in it.
4. Are all those (ADD)……………………..they put in the food really necessary.
5. He wrote the book alone so he doesn’t have a……………………….(AUTHOR).
6. In his ……………………………. to make himself understood, he spoke too slowly and too loudly. (anxious)
7. After the child has gone back to school, the house was ……………………………. quiet. (compare)
8. Now that she has got a job, Lena is ……………………………. of her parents. (depend)
9. It’s quite …………………………….. to ask him again. He’ll never agree. (point)
10. Is there any difference between egoism and ………………………………..? (self)

1.     Đặc điểm cấu tạo ngoài của đại diện Thân Mềm (Trai sông, ốc sên, mực)

1.     Giải thích đặc điểm cấu tạo thích nghi với lối sống của đại diện ngành ruột khoang. (Sứa, Thuỷ Tức).