Jack _____dislike the weather in Beijing in spring, because there is so much wind and sand. But now he ______.
A:is used to; used to
B:used to; is used to
C:was used to
D:used to; uses to
如果连续出现阴天、雨雪天,会使大棚蔬菜的产量下降.主要是阴天、雨雪天不利于大棚蔬菜的( )
读图经纬网,完成问题. 阴影表示黑夜,此时北半球的节气是( )
下列关于基因突变的叙述正确的是( )
南极洲气候严寒的原因是( )
①冰雪覆盖 ②海拔高 ③纬度高 ④盛行西风