问题
单项选择题
上颌斜面导板能用于（）。
A.后牙反
B.前牙反
C.压低下前牙
D.导下颌向前
E.改正前牙开
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
上颌斜面导板能用于（）。
A.后牙反
B.前牙反
C.压低下前牙
D.导下颌向前
E.改正前牙开
参考答案：D
| 完型填空。 | ||||
| The Moon Is More Useful Than the Sun James is thirty now. He has found a job in a factory. He can't do anything 1 he didn't study hard when he was at school. He doesn't like to 2 his head and plays all the time when he's free. So he has to do 3 work in the factory to look after the storehouse (库房). He's often 4 and can't sleep at night. So he feels 5 in the daytime. He doesn't like his work. One 6 , after he left the storehouse, he hoped to 7 at once. On his way home, he saw some people quarrelling (争吵) in the street. He stopped 8 what the matter was. A few 9 later he knew all. "I think the moon is more useful (有用的) than the sun." said James. "Because the moon is 10 at night. But the sun comes out in the daytime when we don't need any sunlight!" | ||||
|