挑治法治疗麦粒肿,所挑治红色疹点的部位是()。
A、第1—7胸椎两侧
B、第1—6胸椎两侧
C、第1—5胸椎两侧
D、第1—4胸椎两侧
E、第1—3胸椎两侧
参考答案:A
He has ___ letters to answer and has to work from morning to night. [ ]
A. much
B. a great deal of
C. masses of
D. the number of
纠斜操作时应注意哪些事项?