移表所需的费用由供电企业与用户协商确定。
参考答案:错
The chairman told the speaker that she ___ to speak a little louder so as to make herself _____. [ ]
A. was expected; heard
B. had expected; hear
C had hoped; hear
D. was hoped; heard
用于贲门失迟缓症的诊断()。
A.食管通过显像
B.胃食管反流显像
C.胃排空显像
D.十二指肠-胃反流显像
E.Barrett食管显像