不属于安全生产检查内容的有( )。
A.查思想
B.查管理
C.查职工
D.查整改
参考答案:C
-How did you travel last summer?
-____. [ ]
A. By a car
B. By the car
C. By our cars
D. By car
临床上乳牙失活一般不选用
A.三聚甲醛B.三氧化二砷C.多聚甲醛D.金属砷E.局部麻醉下去除牙髓