单词拼写（8分） 小题1:The direct cause of a disease is the v_________. 小题2:We don’t believe the c__________ he drew according to his wrong idea. 小题3:The song r_________ me of my childhood. 小题4:The dress is __________ (可以买到) in all sizes at this shop. 小题5:I’ve got a fish bone stuck in my t________. 小题6:He finished the four-year _________ (课程) at college. 小题7:They _________ (雇佣) a skillful nurse to look after their baby last year. 小题8:The doors opened _________ (自动地) as we approached.