一Are you going to Shanghai to enjoy the exhibition this Friday?
一I'm not sure. It ____ time.
A. turns on B. depends on C. tries on D. carries on
【答案】B
【解析】句意：-你打算星期五去上海欣赏展览会吗？-我不确定。这取决于时间。A. turns on打开（电源、电器之类）； B. depends on依赖、取决于（某事、某人）；C. tries on 试穿（服装类）；D. carries on从事、继续（某事）。本句是指“去不去上海”取决于“时间”。故选：B。