下图是一本连环画的封面,该书讲述了孙家庄农民孙志刚的故事,图中的“社”指的是
A.农业生产的合作组织
B.公私合营的生产组织
C.人民公社的生产组织
D.包产到组的生产组织
答案:A
HB与氧的亲合力不受以下哪个因素的影响()
A.Ph
B.温度
C.2,3-DPG
D.PO
E.HB
用括号内所给动词的适当形式填空。
1. There ____________ (be) a pencil-box and some books on the desk.
2. Tomorrow is Millie’s birthday. What do you want____________ (buy) for her?
3. ____ __ Simon _________ (play) basketball every weekend?
4. He thinks he can _________ (study) English well.
5. I often help my mother_________ (wash) the dishes after dinner every day.
6. Lucy is good at_________ (dance) and everyone likes her very much.
7. Jack, _________ (not be) late for school again. Mr. Gao isn’t happy.
8. Jim is in the swimming club and he enjoys_________ (swim)in the swimming pool.
9. The girl often_________ (watch) football game. She is very special (特别的).
10. He is a new student in my school, so He _________ (not know) my classmates well.