HLA血清学分型检测的SD抗原不包括以下哪项（） A.HLA-A B.HLA-B C

Jogging became popular some twenty years ago and has remained a favorite way of keeping fit．It is        running at a steady speed over short or long distances．Teenagers can jog and        ，with caution , can people in their seventies .
One of the main        jogging has over many other sports is that it can be done anywhere . People jog around campuses , in parks and even in urban areas . Special fields and running tracks are not        .
Similarly , no special        is required—no costly hats , gloves , or balls . Good quality running shoes are        , but otherwise the jogger can simply wear loose , comfortable clothing .
Having bended and        as basic warm-up , you are ready to begin jogging now .

小题1:	A．originally B．basically C．necessarily D．especially

小题2:	A．so B．yet C．such D．thus

小题3:	A．drawbacks B．usages C．advantages D．points

小题4:	A．essential B．satisfactory C．sensible D．convenient

小题5:	A．decoration B．instrument C．clothing D．equipment

小题6:	A．primary B．advisable C．unnecessary D．acceptable

小题7:	A．expanded B．marched C．wandered D．stretched