问题
单项选择题 配伍题
舒张性心力衰竭左心室射血分数（LVEF）一般是（）
A.≥60％
B.≥50％
C.≥40％
D.≥30％
E.≥70％
答案
参考答案：C
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舒张性心力衰竭左心室射血分数（LVEF）一般是（）
A.≥60％
B.≥50％
C.≥40％
D.≥30％
E.≥70％
参考答案：C
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| One day a poor man was traveling on horseback. At noon, he tied his horse to a tree and then 1 to eat something. A few minutes later, a rich man came along and tied his horse to the same tree. "Please tie your horse to another tree," said the poor man. "My horse is wild. It will kill yours. " 2 the rich man said,"I shall tie my horse as I like!" he tied up his horse and had his lunch nearby. After a moment they heard a terrible 3 , the two horses were fighting. They went up to them, but it was too 4 . The rich man's horse was killed. "See what you horse has done!" cried the rich man. "You will have to 5 it." And he brought the poor man before Mr. Know. Mr. Know asked the poor man some questions. But he made no 6 . At last Mr. Know said, "This man is dumb. He cannot speak." "Oh," the rich man shouted 7 . "He can! He spoke to me when I met him." "Are you sure?" asked Mr. Know. "What did he 8 ?" "He told me not to tie my horse to the same tree because his horse was wild and would kill my horse." "Oh," said Mr. Know. "So he 9 you. Then can you expect to get money 10 him?" The rich man said nothing and left silently. | ||||
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