English:1.it's _____ ______(一刻钟)past eleven.(P.S:是a quarter ) 2.Where does Maria live ____?A.in B.on C./ (P.S:Is C the correct answer?)Chemistry:净水时明矾可以沉降下悬浮的可溶杂质吗?

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English:1.it's _____ ______(一刻钟)past eleven.(P.S:是a quarter ) 2.Where does Maria live ____?A.in B.on C./ (P.S:Is C the correct answer?)Chemistry:净水时明矾可以沉降下悬浮的可溶杂质吗?

English:1.it's _____ ______(一刻钟)past eleven.(P.S:是a quarter ) 2.Where does Maria live ____?A.in B.on C./ (P.S:Is C the correct answer?)Chemistry:净水时明矾可以沉降下悬浮的可溶杂质吗?
English:1.it's _____ ______(一刻钟)past eleven.(P.S:是a quarter )
2.Where does Maria live ____?A.in B.on C./ (P.S:Is C the correct answer?)
Chemistry:净水时明矾可以沉降下悬浮的可溶杂质吗?

English:1.it's _____ ______(一刻钟)past eleven.(P.S:是a quarter ) 2.Where does Maria live ____?A.in B.on C./ (P.S:Is C the correct answer?)Chemistry:净水时明矾可以沉降下悬浮的可溶杂质吗?
a quarter
C
不可以

a quarter
A. in
不可以的吧

2是C吧

1、a quarter
2、A
明矾好像只说可以沉降悬浮物质,既然是悬浮物质,怎么还会可溶?

I think you already know the answer,so need not explain too much .
and the second subject chemistry I think the answer is  明矾可以吸附水里悬浮的杂质,并形成沉淀,至使水澄清。

英语题都是对的,明矾可以的

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