请选择ABCD*R4?4@,Q+k2Q ---_____ are you going on vacation next month?,u4}0h3T4|6Q/w8_
---To Canada.,u4}0h3T4|6Q/w8_
A. When,u4}0h3T4|6Q/w8_
B. What,u4}0h3T4|6Q/w8_
C. Where,u4}0h3T4|6Q/w8_
D. How,u4}0h3T4|6Q/w8_