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they can eat its parasites they depend on the sheep for existence they enjoy travelling with the sheep they find the position most comfortable
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the ; a × ; the ×; a the ; the
the; a 不填; a the; the 不填; the
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food is chosen for a good reason French and British food is good some people have few choices of food some people care little about healthy diet
the; a /; a the; the /; the
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animals insects birds fish
the; a / ; a the; the /; the
the … a / … a the … the / … the