问题
单项选择题 A1/A2型题
急性阑尾炎发生转移性右下腹痛的机率为：（）
A.50％～60％
B.60％～70％
C.70％～80％
D.80％～90％
E.90％～100％
答案
参考答案：C
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急性阑尾炎发生转移性右下腹痛的机率为：（）
A.50％～60％
B.60％～70％
C.70％～80％
D.80％～90％
E.90％～100％
参考答案：C
| 词形变换：选择方框里的词，并用其适当形式填空，每词只用一次。 | |
2. This pen isn't yours. I think it's ______. 3. Mr. Wang is a good ______. He works on a farm. 4. How many ______ does have every day? 5. Miss Li is a ______ teacher. He teaches us Chinese. 6. He has to ______ a friend this Sunday. 7. How about ______ to have a picnic next Sunday? 8. Mr. Wang often ______ TV on Saturday evening. 9. Wanglin's mother is a doctor and his father is a ______. 10. Look! The children are ______ on the river (河). |