问题
单项选择题
在恒牙列中，患龋率最高的牙是
A．上颌第一磨牙
B．上颌前牙
C．下颌第二磨牙
D．上颌第二磨牙
E．下颌第一磨牙
答案
参考答案：E
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在恒牙列中，患龋率最高的牙是
A．上颌第一磨牙
B．上颌前牙
C．下颌第二磨牙
D．上颌第二磨牙
E．下颌第一磨牙
参考答案：E
| 根据对话内容从方框内所给的选项中选出最佳答案，使对话完整。注意：有多余选项。 | |
| Boy: Who do you admire (崇拜)? Girl: 1 Boy: Midori? Who's that? Girl: 2 Boy: Oh, yeah! She's Japanese, isn't she? Girl: Yes, she was born in Osaka in 1971. 3 When she was fourteen, she toured the United States. I saw her play when I was eight. Boy: Wow. 4 Girl: Yes, I do. I play them all the time. How about you? Who do you admire? Boy: I admire my grandmother, Laura. Girl: 5 Boy: Well, she was born in Russia in 1932. She was an unusual girl because she started ice skating when she was four, and she became a skating champion when she was ten. | |
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