根据句意、单词首字母或括号内汉语注释，写出所缺单词的完全与正确形式。

1. After the education reform, many people think that students are under more p___________ than before.

2. The boy broke the vase d___________ before his mother.

3. He was d_______________ when he lost all his money.

4. What does his message c____________ to you?

5. The technical cooperation and cultural e___________ between the two countries are daily on the increase.

6. The government often ___________ (呼吁) to the people for support.

7. He denied taking the money but we are _____________（怀疑）.

8. Regular exercise is very v___________ （至关重要的）for your health.

9. I don’t know your _______________（喜好）, so please help yourself.

10.Being ______________(精确) is a necessity for engineers to make spaceship.

成人静脉血白细胞参考范围是( )。

A．(15.0～20.0)×10⁹/L

B．(4.0～10.0)×10⁹/L

C．(3.5～10.0)×10⁹/L

D．(5.0～12.0)×10⁹/L

E．(3.0～9.0)×10⁹/L