肠易激综合征腹痛的规律是
A．无明显规律性B．疼痛-排便-加重C．进食-疼痛-缓解D．疼痛-进食-缓解E．疼痛-排便-缓解
参考答案：E
下面哪个不是下颌骨薄弱部位（）。
A.正中联合
B.颏孔区
C.喙状突颈部
D.髁状突颈部
E.下颌角
What do you think of his proposal that some measures______to improve the working conditions
A．would be taken
B．be taken
C．will be taken
D．will have to be taken
