[解题导语] 本文是一则广告，介绍了夏天在Edmonton的几种户外运动。
1．From the ad，we can infer that if you want to go biking ________.
A．you can only do it during a holiday
B．you can't do it at late hours of the night
C．you are not allowed to ride on the streets
D．you do not necessarily have a bike of your own
解析：推理判断题。根据BIKING部分中的Bike rentals are inexpensive可推知，可以租自行车来骑车旅行，所以没有必要自己买车，故D项正确。
答案：D
