问题
Could you tell me ______—About two weeks.
A:how often are we going to be away
B:how often we are going to be away
C:how long are we going to be away
D:how long we are going to be away;
B:how often we are going to be away
C:how long are we going to be away
D:how long we are going to be away;
正确答案是: