问题
单项选择题
使用牙线时两指间牙线长度约为（）
A.1～1.5cm
B.2～2.5cm
C.3～3.5cm
D.4～4.5cm
E.5～5.5cm
答案
参考答案：A
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使用牙线时两指间牙线长度约为（）
A.1～1.5cm
B.2～2.5cm
C.3～3.5cm
D.4～4.5cm
E.5～5.5cm
参考答案：A
| 完形填空。 | ||||
| We call the Chinese New Year the Spring Festival. There is a name 1 each Chinese year. We may call it the year of the 2 , the year of the monkey or the year of the dog. Before New Year's Day, people are 3 shopping and 4 their houses. On New Year's Eve, there is a big family dinner. After dinner, all the family stay up late to 5 the New Year. On the 6 day of the New Year, people 7 their new clothes and go to visit their friends. They say " 8 " and some other greetings to each other. People 9 have a good time 10 the festival. | ||||
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