关于酚妥拉明的适应证不正确的是（） A.血栓性静脉炎 B.呼吸窘迫综合征 C.冠心病

新经济时代是以知识经济、虚拟经济和网络经济为标志。下列企业与这一新经济形式关系最为密切的是

根据句意，用所给动词的适当形式填空。

小题1:By the time he left college, he             (get) much working experience because of his part-time job.

小题2:John, like other children who have no parents,           (take) good care of in our country.

小题3:We should wash hands properly             (fight) against H7N9 virus.

小题4:Look! There are so many kites           (fly) in the sky.

小题5:If you want to improve your English, you should practice           (speak) it as much as possible in and out of class.

包装——搬运图示标志

的名称是“此处不能卡夹”。

旋杯式雾化器属于（）雾化器

A、回油式

B、空气

C、机械

D、蒸汽

华法林可用于

A．急性脑血栓

B．预防血栓形成

C．防治急性心肌梗死

D．输血时防止血液凝固

E．氨甲苯酸过量所致血栓