题目

我国五个温度带划分的重要指标是（ ） A . 纬度位置 B . 海陆位置 C . 活动积温 D . 干湿状况 答案：CWe’re excited to learn the news          China will send three astronauts into space between June and August this year. A. what              B. which          C. that           D. as