________her sleeping baby in the arms, the scene was very happy.
When I went into her room, she was ________ in her work.
I travel to the Binhai New Area by light railway every day,________ do many businessmen who live in downtown Tianjin.
If I find someone who looks like the suspect, my________ reaction will be to tell the police.
More highways have been built in China,________it much easier for people to travel from one place to another.(2011·陕西)
I think I had at least a billion tests, including _____ in which they cut out a piece of muscle from my leg and looked at it under a microscope.