单项选择题

A．a heavy box.
B．a small dog.
C．her handbag.
D．a drink.
<上一题 目录 下一题>
热门 试题

填空题
Scientists believe that the things people do that send ______________________ gases into the air are making our planet warmer.
填空题
Scientists can figure out where glaciers have been in the past through ______________________.
相关试题