He claimed(宣称)that the company had tricked him into doing what he would not have done ________．

A.otherwise

B.however

C.forever

D.therefore

答案及解析： A

otherwise意为“否则，要不然的话”；however意为“然而，可是”；forever意为“永远”；therefore意为“因此，所以”。根据句意应选A项，表示“要不然他是不会做的事情”。