问题

He is a financial manager in Wall Street now, but nobody knows he ________ part-time jobs here and there for survival for eight years
A:does
B:did
C:had done
D:has done
B:did
C:had done
D:has done
正确答案是:
同类题型
______rise in carbon dioxide is causing _______ steady increase in global warming.
It was in New Zealand _______Elizabeth first met Mr Smith .
The little boy who got lost decided to remain ________ she was and wait for her mother.
Idon’t mind her criticizing me, but is how she does it that I object to.[ ]