---- How about the party ______ in Tom’s house last night ?

---- I don’t know. I was too busy to attend it.

A．held

B．to hold

C．being held

D．to be held

此患儿其心脏由哪4种畸形组成()。

A．主动脉狭窄，室间隔缺损，肺动脉骑跨，右心室肥厚

B．主动脉狭窄，房间隔缺损，主动脉骑跨，左心室肥厚

C．肺动脉狭窄，室间隔缺损，主动脉骑跨，右心室肥厚

D．肺动脉狭窄，房间隔缺损，肺动脉骑跨，左心室肥厚

E．肺动脉瓣狭窄，房间隔缺损，主动脉骑跨，右心室肥厚