题目

According to some scientists，with the change in the world's________，dinosaurs died out but many smaller animals lived on. A．temperature                  B．climate C．weather                      D．atmosphere 答案：B　句意：有些科学家认为，随着世界气候的变化，恐龙灭绝了，但是许多小型动物存活了下来。climate气候，符合题意。

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