In tandem skydiving, instructors must have at least 3 years of experience in the field, and should have a valid license. ( )
In tandem skydiving, instructors must have at least 3 years of experience in the field, and should have a valid license. ( )
A.正确
B.错误
正确答案：A
Tag：体育文化英语说
时间：2022-03-24 21:16:53