皮皮学，免费搜题
登录
搜题
【单选题】
下颌切牙与上颌切牙区别中哪个不正确A.
下颌切牙牙冠较狭小
B.
下颌切牙牙冠唇面呈梯形、狭长
C.
下颌切牙牙根窄而扁
D.
下颌切牙的切嵴靠近牙体长轴
E.
下颌切牙舌面边缘嵴明显，舌窝较深
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】A．He was out. B．He was forced to lie down on the floor. C．He was talking to his assistant in his office. D．He was telephoning the police.
【单选题】No brave men lie down on the _____ of history to wait for the train of the future to run over them. [ ]
A.
periods
B.
tracks
C.
stages
D.
positions
【简答题】We use water to ____( 灭火 )
【简答题】we use water to____(做晚饭 )
【简答题】We use water to ___( 种庄稼)
【单选题】Everybody needs water. Everything 16 water，too. We use water 17 the bowls, the clothes, and 18 .We use water to plant trees, flowers and crops. 19 does all water come from? It 20 from clouds...
A.
on
B.
into
C.
going D to go 小题9: A．into B．on C．it D．its 小题10: A．here B．there C．to D．down
【简答题】We use water to ____( 洗手 )
【简答题】We are safe neither at home nor in the business office.We use water in both places.Our local water supply added chemicals into the water to kill harmful bacteria.But the chemicals can cause harm to pe...
【简答题】We use water to ____(洗衣服 )
相关题目：