问题
选择题
–Do you know __________ the Capital Museum? –Next Friday.
A．when will they visit
B．when they will visit
C．when did they visit
D．when they visited
答案
答案：B
题目分析：句意：--你知道他们什么时候参观首都博物馆吗？--下周五。宾语从句，从句部分要用陈述句语序。根据答语可以判断是将来时态。故选B.