心电图示左室肥厚，提示
A．房间隔缺损
B．室间隔缺损
C．法洛四联症
D．肺动脉狭窄
E．艾森曼格综合征
参考答案：B
—The bag is very . Can you help me carry it?
—Sure.
A. small B. new C. heavy
读漫画“事出有因”，回答与下图漫画反映相近哲理的短语是[ ]
A、瞒天过海
B、按图索骥
C、画饼充饥
D、杞人忧天
