听力原文:Nairobi. Five United Nations aid workers released by Somali gunmen have arrived i
听力原文: Nairobi. Five United Nations aid workers released by Somali gunmen have arrived in Kenya. The former hostages say they are in good health. The aid workers were kidnapped Tuesday during an attack against the headquarters of the group "Doctors without Borders" in Mogadishu. At least 14 people died in the attack. The gunmen are followers of a local leader Musa Su Yallhal. He opposes the temporary Somali government. The gunmen are still believed to be holding four more United Nations workers. The UN says it is holding talks with the Yallhal group.
Q: When were the UN aid workers kidnapped?
(20)
A.On Saturday.
B.On Monday.
C.On Tuesday.