企业安全生产标准化达标证书有效期为（）年。
A.2
B.3
C.4
D.5
参考答案：B
Read and choose. (读对话，选择正确的词语填空)
Mike: Good 1.________ (morning / afternoon)! Sam.
Sam: Good afternoon ! Mike.
Mike: Look! 2.________ (This / That)is my new friend Sarah.
Sam: Hi! Sarah. 3.________ (My/ I)name is Sam.
Sarah: Hi! Sam. Nice to meet you.
Sam: 4._______. (Nice to meet you,too / Goodbye)
论述如何发挥妇联职能作用，使“半边天”在经济社会又好又快发展和构建和谐社会中有更大贡献
