rose_zhou 幼苗
共回答了20个问题采纳率:90% 举报
1年前
将金属钠加入硫酸铜溶液中会产生蓝色沉淀.怎么解释这个现象呢?
1年前1个回答
你能帮帮他们吗
精彩回答
那消化着红豆角角老南瓜的______,______可以释放出那么奇伟磅礴的能量!那时我的祖母_____还康健,但母亲也已____了些家务,____夏期便不能多日的归省了。
1年前
He have mended the woodwork and ______(油漆) the walls.
1年前
She usually has two eggs and a bottle of milk in the morning. (改为一般疑问句)
1年前
My teacher gave me much ________ on how to study English well when I had some trouble.
1年前
照样子,写词语。 又冷又黑、________、________、________
1年前