问：____ suffering illness, he persists in going to school.

     A. Though   B.Despite

    答案是B。请问A对吗？

答：我认为A、B都对。如果选A，则suffering 是现在分词；如果选B，则suffering 是动名词。下面是我从网上摘录的一些例句。

For as long as Sunderland continue to be threatened by relegation, star striker Kenwyne Jones has vowed to keep on playing football, despite suffering from a knee injury.

Having retired from politics in 1996, Rommel is still in demand as an author and speaker, despite suffering from Parkinson's disease. Occasionally, he writes articles for the Stuttgarter Zeitung.

Who are lesser beings? I can not give an exact definition of those kind of people. Perhaps you may say those who can not make a living, who has no money, or who can not get any help from any body though suffering from some serious diseases are lesser beings.

Though suffering from the crippling bouts of asthma that were to afflict him throughout his life, he excelled as an athlete.

Though____ money , his parents managed to send him to university .(2002年高考英语试卷（上海卷）33题)
A. lacked      B. lacking of
C. lacking     D. lacked in

答案C。