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【单选题】
在磷酸钠溶液中加入足量硝酸，再加入（NH 4 ） 2 MoO 4 溶液得到的黄色沉淀是（）A.
Na 2 MoO 4 ·6H 2 O
B.
MoO 3
C.
MoPO 4
D.
（NH 4 ） 3 [P（Mo 12 O 4 0）]·6H 2 O
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反馈参考答案：
举一反三
【单选题】将图示中左图1编辑成为右图2，最快捷、方便的方式是（）。
A.
使用“延伸（ExtenD.”、“复制（Copy）”命令
B.
使用“镜像（Mirror）”、“复制（Copy）”命令
C.
使用“拉伸（Stretch）”、“复制（Copy）”命令
D.
使用“缩放（ScalE.”、“复制（Copy）”命令
【单选题】When did the boy go to bed?
A.
After the TV play was over.
B.
Berore the TV play was over.
C.
Before the TV news was over.
【单选题】听力原文：M: Did you watch the play on TV last night? W: Well, I had intended to, but I changed my mind at the last minute and went to a concert instead. Q: What did the woman do last night? (16)
A.
She watched TV.
B.
She read a play.
C.
She saw a film.
D.
She went to a concert.
【简答题】People _________ the new TV play.
【简答题】A．Play s, order pizza and dance. B．Play s, watch TV and chat. C．Watch TV, sing and dance. D．Chat, sing and dance.
【单选题】When did the boy go to bed?
A.
After the TV play was over.
B.
Before the TV play was over.
C.
Before the TV news was over.
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