All the scientific evidence ________ that increasing use of chemicals in farming ________ damaging our health. (2012·湖南,35)
——Don’t look down upon Bob. He has his own advantages. ——Oh, yes.________ others are weak, he is strong.
Alice left the company half a month ago. Her work______unfinished since.
In order to support the big family, he worked so hard that_______ he made himself ill.
While he was at________college, he took part in political activities, and was soon thrown into prison.
The reason___________he gave for not coming to your birthday party is ___________his mother was ill.