先天性心脏病室间隔缺损的胸部X线征象以下哪项是错误的()
A.肺动脉段突出
B.心尖圆钝上翘
C.肺血管影增粗
D.主动脉弓较小
E.左心室增大
参考答案:B
根据所给中文或首字母写出相应单词的正确形式。
1. When I began to sing, he laughed and made me e____________.
2. He said that he p_________ to stay at home rather than go with us.
3. He has been practicing these days, in p______________ for the match.
4. The club is for t______________ who are between 13 and 19 years old.
5. Mr. Tang enjoys writing. His works have e__________ him many good friends.
6. We are kept i___________ of what is happening in the world by reading newspapers and watching television.
7. I’ve tried, but I can’t open the door _________(无论如何).
8. The tall man _______(弯腰) forward to listen to the little girl.
9. The center has over 300 scientists _____________(致力于) to doing research into DNA.
10. Taking weight-loss pills proves to be dangerous, as it _____________(包含) some chemicals which cause one’s liver to fail.
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