单项选择题
The executive team have to hold an urgent meeting （）they see the bad market feedback.
A.beforeB.becauseC.whether
未知题型 The study suggests that it is more difficult to respond what to get rid of. 查看材料mentioned
未知题型 In Jamestown Settlement， people from three different cultures came together in 1608. 查看材料mentioned
未知题型 The first colonists to Jamestown Settlement were from England. 查看材料mentioned
