儿童胃食管反流病药物治疗的疗程是()
A.1周
B.1~2周
C.2~4周
D.4~6周
E.4~8周
参考答案:E
社区的功能有
A.社会化功能
B.生产分配及消费的功能
C.社会参与及归属的功能
D.社会控制功能
E.相互支持及福利功能
-When would it be ________ for you to go to the science museum with me?
-I am free this Friday afternoon. Let's meet at 2 p.m. at the school gate.[ ]
A.familiar
B.pleasant
C.necessary
D.convenient