小玲和爷爷、奶奶、爸爸、妈妈一起去公园游玩，只见入门处写着门票价格：成人每张4.

晚期骨关节结核下列不正确的是

A．形成流注脓肿
B．形成窦道
C．关节脱位
D．儿童骨垢受刺激肢体延长
E．脊柱结核形成截瘫

词汇运用。

1. There are four s _____ in a year.

2. It's _____ (重要的) for you to drink a lot of water every day. There are no calories in water.

3. Health is wealth. Everyone in the world wants to be _____ (health).

4. We have breakfast because we need lots of _____ (能量) to study and work.

5. He leaves home without _____ (say) anything to his parents.

6. Her house is next to mine. She's my n _____ .

7. The sun shines t _____ the window in the room.

8. Kitty and Amy want to be _____ (dance) when they grow up.

9. If you want to keep healthy, you must _____ (改变) your diet.

10. Millie swims _____ (two) a week.

吴茱萸的粉末特征不包括

A．油室

B．腺毛

C．石细胞

D．非腺毛

E．草酸钙方晶

最大频偏的测量，常用微积分法。在微积分法中是将调频信号进行限幅放大后，进行微分变形为双向尖脉冲，其中（）。

A、正向尖脉冲的疏密反应了调频信号的瞬时频率，负向尖脉冲被削去

B、负向尖脉冲的疏密反应了调频信号的瞬时频率，正向尖脉冲被削去

C、正向尖脉冲的疏密反应了调频信号的瞬时频率，负向尖脉冲作校正用

D、负向尖脉冲的疏密反应了调频信号的瞬时频率，正向尖脉冲作校正用

在汉语中，联结词“合取”又被称为（）。

A、析取

B、条件

C、联言

D、联合