语法填空。
Ma Wendi is used to curious glances  1  she walks six dogs at the same time. They are not all hers.
  2   25-year-old veterinary graduate is a full-time dog walker.
"I have to take care of twelve dogs at most," said Ma. She charges 500 yuan a month per dog, and
most customers leave their dogs at her house for a week. The   3  (busy) time is around Spring Festival,
because many people go back to their hometowns for family reunions   4  go traveling.
"  5  (compare) with people who have to be in their offices during the day, I don't have to get up
early  6  (squeeze) into the subway carriages in rush hour, and I still make a decent salary, " she said.
"But it's a tiring job. I have to work whenever there are dogs at home, and no time to enjoy  7  .
Sometimes I want to go out for a meal or shopping, but I can't do so  8  I worry about them, " she
said.
Ma knows  9  the dogs' names, and when she calls one's name, the dog instantly knows she 10 
(refer) to it.

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