Question

This is _____ third year that China has taken part in the activity Earth Hour. But we hope we can try our best to make the earth ____better world.

A．the; a

B．a; the

C．the; /

D．the; the

Answer 1

A

试题分析：句意：这是中国参加“地球一小时”活动的第三年，但我们希望我们能尽最大努力使地球成为一个更好的世界。“第三年”在序数词前应该用定冠词the；“一个更好的世界”属泛指，应用不定冠词a，故选A。