DNA损伤的细胞,细胞周期“检查站”将之阻断在()
A.S期
B.G1期
C.G2期
D.M期
参考答案:B, C
劳动合同是()的具体表现形式
A.劳动关系
B.劳动争议
C.劳动权利
D.经济关系
Speaker A: What are you and Joe doing this weekend, Michelle Would you be free to come over for drinks after dinner sometime
Speaker B: ().
A. No, no. I think you and Mike should come over for dinner.
B. Hey, thank you, Pat. That sounds nice. I don’t think we have made any plans yet.
C. It’s hard to decide now.
D. We are doing nothing this weekend. What about you