单选题

There are four questions below

On each ofthe three consecutive days Monday through Wednesday, exactly two employees are to staff a company'sinformation booth.The three available employees —Feng, Gómez, and Hull—willstaffthe booth in accordance with the following conditions:

Gómez and Hull must each staffthe booth on at least oneofthe days,butFengmuststaffiton atleasttwo the days. Thebooth cannot be staffedbythe same two employees on any two consecutive days. If Hull staffs the boothon Monday,Gómez mustbe the other employee staffing the booth on Monday.

单选题

Which ofthe following can be the schedule of employeesstaffing the booth on the three days?

  Monday Tuesday Wednesday
A Feng,Gómez Feng,Gómez

Feng,Hull

B Feng,Gómez Feng,Hull Gómez,Hull
C Feng,Hull Feng,Gómez  Gómez,Hull
D Gómez,Hull Feng,Gómez Gómez,Hull
E Gómez,Hull z Gómez,Hull (E) Gómez,Hull F Feng,Hull
【正确答案】 B
【答案解析】
单选题

If Gómez staffs the booth on Monday andTuesday, which ofthe followingmust be true?

【正确答案】 C
【答案解析】
单选题

If Hull staffs the booth on Monday and Wednesday, which ofthe followingmust be true?

【正确答案】 A
【答案解析】
单选题

If Hull  staffs  the booth on only one ofthe days, which ofthe following can be true?

【正确答案】 D
【答案解析】