荧光偏振是目前最普遍使用的测定胎儿肺成熟度的定量方法，如NBD-D荧光偏振值小于26

不同温度带对我们的生产、生活产生的影响？

___________________________________________________________________________________________

___________________________________________________________________________________________

用于核移植的供体细胞一般都选用（）

A.受精卵 

B.传代10代以内的细胞 

C.传代10~50代以内的细胞 

D.处于减数分裂第二次分裂中期的次级卵母细胞

治疗阴寒痼结的“心痛彻背，背痛彻心”，用（）

A.大乌头煎

B.大黄附子汤

C.麻黄附子汤

D.乌头赤石脂丸

E.薏苡附子散

用单词的适当形式填空。

1. Listening to music is very ______(relax).

2. Bob Green has a d_        . Her name is Alice Green.

3. That ______(听起来) boring.

4. Your ______(词典) are on the desk.

5. We have some ______(俱乐部) in our school.

6. Do you have a great sports ______(collect).

7. This is____  (she) pencil case.

8. My parents like ______(watch) TV very much.

9. Mary often ______(play) soccer with her friends.