搜题
问题   更新时间2024/4/15 17:19:00

I5 billioyears from now, according to Sir James Jeans, the temperature othe earth _____.( )
·may rise sharply
·may remaisteady
·may become very low
·may change slightly

单选题
·quite different
·how long life has existed on the earth
·300 million years
·may become very low
王老师:19139051760(拨打)