Pleasant Goat and Big Big Wolf Second, ___________ during the Spring Festival of the Tiger year,

presented to the world a new image of China's cartoons.[ ]

A. having released  

B. released        

C. to be released    

D. releasing

右下肢静脉血栓脱落主要栓塞于：

A．脑动脉

B．肺动脉

C．肾动脉

D．门静脉

E．肠系膜动脉