单选题AStaff training.BBook-keeping.CCleaning and washing up.DGardening and flower arranging.

单选题
A

Staff training.

B

Book-keeping.

C

Cleaning and washing up.

D

Gardening and flower arranging.


参考解析

解析:
细节题。录音提到她们雇用学生“do the cleaning and washing up”,故C项正确。

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