---Did you notice Tom was busy all day in his office?---Oh yes he has just finished his

问题补充：

---Did you notice Tom was busy all day in his office?

---Oh, yes, he has just finished his business tour of Chicago. He has a lot of work to .

A. take up

B. make up

C. come up

D. carry out

答案：

A. take up

(答案→)B. make up

C. come up

D. carry out

解析：A. take up 占据，从事，开始学，B. make up 编造，弥补，化妆，合好，C. come up提出， D. carry out实施，执行，句意：--你注意到汤姆最近一直在办公室工作吗？--是，他刚刚从芝加哥出差回来，有很多工作要弥补。选B。