单选题
初级
2014-03-19
How many extra waiting staff will they hire?
A.10
B.15
C.20
参考答案
A
答案解析
细节题。从“We have decided that it is best if we hire people who have catering experience,SO we have chosen to employ an extra lo waiting staff over the conference weekend from a specialist catering agency”这句可以得出答案。