砂、石料检验不合格时，应重新（），若仍有一个试件不满足标准要求应按不合格品处理。

已知α，β是两个不同的平面，m，n是两条不同的直线，则下列命题中不正确的是（　　）

A．若 m∥n，m⊥α，n⊥β，则α∥β

B．若m∥α，a∩β=n，则m∥n

C．若m⊥α，α∥β，则m⊥β

D．若m⊥α，n⊥β，m⊥n，则α⊥β

人民武装警察部队执行的安全保卫任务包括( )。

A．监狱的外围武装警戒

B．协助公安机关依法执行逮捕任务

C．参加处置骚乱

D．关系国计民生的重要公共设施的武装守卫

根据对话语境，在空白处填写恰当的句子，使对话完整、连贯。

    (Mary found a bag on the playground. When she picked it up, she saw Jane coming to her.)

Mary: Excuse me, (1)_______________?

Jane: No, it isn’t. Mine is in the classroom.

Mary: (2)_______________?

Jane: Can it be Kate’s? She is looking for her bag.

Mary: (3)_______________. Hers is red, but this one is blue.

Jane: Let’s see what’s in the bag. Oh, a hair band.

Mary: (4)_______________. Anna has long hair, and she always forgets things.

Jane: There’s also a table tennis ball in the bag.

Mary: Then it must be hers. Anna is on the school table tennis team.

Jane: I’ll give it to her. (5)_______________?

Mary: She is in the teachers’ office now.

Jane: OK. Thank you.

患者，女，63岁，既往有"胃炎"病史。近3天因饮食不节，再次发作。症见恶心呕吐时作时止，伴胃脘痞闷，纳呆神疲，面白无华，口淡不渴，大便微溏，舌淡，苔薄白，脉濡弱。

若病人脾阳不振，畏寒肢冷，可加用（）

A.附子、干姜

B.旋覆花、代赭石

C.吴茱萸、干姜

D.黄连、吴茱萸

E.黄芪、当归

日晒对蔬菜中胡萝卜素及抗坏血酸损失（）

A.一般

B.很大

C.不大

D.无损失