有关假性失弛缓症的叙述错误的是()。
A.常见于胃癌浸润
B.X线检查食管体部有扩张
C.测压和X线检查均无蠕动波
D.食管镜通过顺利
E.常需活检才能确诊
参考答案:D
I was surfing the Internet ____ that the Chinese weightlifter Li Ping broke the world record. [ ]
A. when suddenly came the good news
B. while the good news came suddenly
C. when suddenly did the good news come
D. while suddenly came the good news
一名合格监狱人民警察的起码条件和衡量标准是()。
A.具备大专以上文化水平
B.坚持四项基本原则
C.年龄在25周岁以下
D.具有改革创新能力