分包商在现场进行施工，履行合同时的协调工作是由（）。
A.业主负责
B.总包商负责
C.监理工程师负责
D.分包商自行负责
参考答案：B
选词填空
1. I want to buy this book. But I don't have ( some/any) money with me.
2. Jim's favorite sports ____ (is/are) football and tennis.
3. Mother is very ___(busy/tired) cooking dinner.
4. ____( Mary/Mary's) favorite day is Saturday because she can go shopping with Mom.
5. —May I ____ (ask/answer) you some questions
—Sure. What questions?
对处于不同周期时相的细胞，对热疗最敏感的细胞期是（）。
A.M期
B.G1期
C.G2期
D.S期
E.各期细胞敏感性相同
