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问题 单项选择题

急性心肌梗死患者，突然感呼吸困难，发绀明显，咳嗽，咳粉红色泡沫痰，检查心尖部第一心音减弱，舒张期奔马律，心尖部听到全收缩期2～3/6杂音，诊断应首先考虑为

A．右心衰竭

B．室壁瘤

C．急性左心衰竭

D．支气管肺炎

E．心肌梗死后综合征

答案

参考答案：C

选择题

从塞得港出发环绕非洲大陆航行，必定经过

A．厄加勒斯角

B．合恩角

C．塔斯马尼亚南角

D．大堡礁
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填空题
根据句意及首字母提示在横线处填上恰当的单词。
1.  Yesterday we saw some f _____ fishing in the river.
2.  The radio says that there will be a storm in the l _____ days.
3.  Many students show great i _____ in sctence, while other students are not interested in it．
4.  We must never give up our plan w _____ happens.
5.  Jim m _____  the 7:20 bus and he had to wait for the next one.
6.  The girl is full of e _____. She always feels relaxed.
7.  A big ship s_____ last month in this sea.  Many people lost their lives.
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