与百姓生活相关的塑料袋已诞生百年。自2008年6月1日起，在全国范围内禁止生产、

平行板电容器充电后与电源断开，能使两板间电势差增大的方法是  (      )

A．在两板间插入玻璃板

B．使两板靠近些

C．保持两板的间距不变，使两板错开些

D．使两板分开些

髌固穿刺应距髌骨边缘多少距离处。（）

A.1cm

B.1.5cm

C.2cm

D.2.5cm

E.3cm

词形转换。用所给单词的适当形式填空。

1. Listening to CDs is my best friend Susan's favourite. She is very _______. (music)

2. Alan is very smart and can always answer questions _______. (correct)

3. If there is no petrol in the car, it will be _______. (use)

4. Peter is very helpful and friendly. He is one of the _______ boys in our class. (nice)

5. At the _______ of next month, we'll go on a trip to the Fragnant Hills. (begin)

6. _______, the other climbers helped Simon to come down. (luck)

7. Giant pandas live in China, and they are very quiet and _______. (peace)

8. Many people all over the world do not understand the _______ of wetlands for birds in the nature reserve.

    (important)

9. If a bear is in danger, it attacks. So it is very _______ now. (danger)

10. When we saw the Eiffel Tower from the coach, we became very _______. (exciting)

在与供应商签订的合同中，定额合同方式所体现的与供应商的关系，要比定期合同方式所体现的关系远。

简述上古汉语语气词“也”和“矣”的区别。