单选题
______ you want to receive additional information regarding the services we offer, please log onto our website at www. Healthclub.com today.
【正确答案】
A
【答案解析】横线处需填入在句首引导状语从句的从属连词。(B)for和(C)despite为介词，故排除。(D)whether与主旬(please log onto…today)在语意上不连贯。因please log onto…today为“请……”的祈使句，加上从句是有关特定条件的描述，故(A)if最恰当。