单项选择题
A. the other B. others C. another D. the others
Where are the two speakers() A. In a store. B. In a hot...
单项选择题Where are the two speakers()
A. In a store. B. In a hotel. C. At a bus stop.
Where are they() A. In a zoo. B. In a laboratory. C. In...
单项选择题Where are they()
A. In a zoo. B. In a laboratory. C. In a mountain.
