将一个窗体设置为MDI子窗体的方法是 ______。A．将窗体的名称改为MDI B．

集合M={(x,y)|x²+y²=1 },N={(x,y)|x=1,y∈R},则M∩N=

A{（1，0）}        B{y|0≤y≤1}       C {0，1}             DΦ

单词填空。

1.John is an e_____________ man, so he never feels tired.

2. Soon we’ll have a long summer v_______________.

3. There was an a_____________ house by the side of the road.

4. The mountain s_____________ was so beautiful that the tourists stopped to take pictures.

5. There are many s____________ sold in the places of interest.

幼儿的急性颌下淋巴结肿大多由哪种原因引起的（）

A.冠周炎

B.牙髓炎

C.牙周炎

D.上呼吸道感染

E.牙龈炎

飞滑石入煎剂的用法是（）

A.冲服

B.包煎

C.另煎

D.先煎

E.久煎

急性感染性多发性神经根炎患儿脑脊液检查最明显的表现为出现（ ）现象。