第二节：语法填空（共10小题，每小题1.5分，满分15分）
阅读下面短文，根据上下文填入适当的词语，或使用括号中的词语的适当形式填空，并将答案填写在非选择题答题卷上标号为31—40的相应位置。
A new study from Finland shows pet owners tend to be heavier. 31 active and in poorer health than people without a pet, which was released in PLOS ONE, an online journal 32 (publish) by the Public Library of Science.
