CMM的中文含义是（）。
A.部件维护手册
B.中文维修手册
C.部件翻修手册
D.中文翻修手册
参考答案：A
—What ______ when the earthquake happened on May 12th ?
—Er, I was having a geography class in the classroom.
A. are you doing B. did you do C. were you doing D will you do
正常人口腔温度（）
A、36.5～37.2℃
B、36.2～36.6℃
C、36.8～37.7℃
D、36.0～37.0℃
