问题
单项选择题
原发性肝癌肝区疼痛常呈
A．持续性胀痛
B．间歇性隐痛
C．阵发性绞痛
D．连续性灼痛
E．偶发性剧痛
答案
参考答案：A
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原发性肝癌肝区疼痛常呈
A．持续性胀痛
B．间歇性隐痛
C．阵发性绞痛
D．连续性灼痛
E．偶发性剧痛
参考答案：A
| 阅读短文，将下列句子还原到文章中。 | |
| From a plane we can see the fields, cities, mountains or seas below. 1 . People and man-made satellites have been sent out into space to look at the earth carefully and peep, and have learnt more about the earth in the last few years. The sea looks very beautiful when the sun is shining on it. 2 . 3 . It nearly covers three quarters of the earth. The sea is also very deep in some places. There is one place and at that place the sea is about 11 kilometers deep. The highest mountain in the world is about 9 kilometers high. If that mountain was put into the sea at that place,there would be still 2 kilometers of water above it! In most part of the sea, there are many kinds of fishes and plants, Some live near the top of the sea. Others live deep down. 4 . 5 . When people go down, the sea becomes colder and colder. Only some men go down into the deep sea. But, in 1970, five women scientists lived in deep sea for fourteen days.
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