闸、坝的土质地基开挖，一般应（）全断面一次挖完。
A.自下而上
B.自上而下
C.自左向右
D.自右向左
参考答案：B
— Since you can’t find a better way out for the time being, why not follow his advice?
— Oh, ________.
A．that’s all right.
B．I might as well
C．that’s right.
D．I don’t care
正常舌象应为（）
A.淡白舌，薄白苔
B.淡红舌，薄白苔
C.舌淡红，苔白
D.舌淡，苔白
E.舌淡白，苔薄
