— What are you going to do if it______ tomorrow?
—I haven't thought about it.
A：doesn't raining
B：won't rain
C：doesn't rain
D：isn't raining
下列各组中划线实词意义解释全都正确的一组是( ) ①日月欲明而浮云盖之 盖：掩盖 ②肉食者谋之，又何间焉故 间：离间③今有一言，可以解燕国之患 解：消除 ④苍山负雪，明烛天南 负：背着⑤非常之谋难于猝发 发 ：发动 ⑥遵后稷、公刘之业，则古公、公季之法 则：效法
-- they have a basketball?
-- No, they don’t have .
已知X、Y、Z三种金属能发生下列反应：X + H2SO4 ="=" XSO4 + H2↑；Y + Z(NO3)2 ="=" Y(NO3)2 + Z；Z + X(NO3)2 ="=" Z(NO3)2 + X。则X、Y、Z三种金属与氢的活动性由强到弱的顺序为（ ）
