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【多选题】
合作学习小组讨论辨析了以下各组说法，其中正确的是（ ）A.
“酸可以除锈”、“塑料会老化”都是发生了化学变化；干冰既是纯净物又是化合物
B.
沼气和水煤气都是可再生能源；非金属元素不能形成盐类物质
C.
不锈钢和目前流通的硬币都是合金；只由一种原子形成的物质不一定是纯净物
D.
硝酸铵溶于水降温是吸热反应；饱和溶液升温溶质质量分数增大
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反馈参考答案：
举一反三
【单选题】She was clearly a customer at Scott' s, as she told the waiter that she would stick to her favorite．
A.
casual
B.
common
C.
regular
D.
ordinary
【单选题】混凝土强度等级C30表示( )。
A.
混凝土的立方体抗压强度
B.
混凝土的棱柱体抗压强度设计值
C.
混凝土的轴心抗压强度标准值
D.
混凝土的立方体抗压强度达到 的概率不小于95%
【单选题】She will get a divorce from her husband unless _______.
A.
telling not to
B.
to be told to not
C.
told to not
D.
told not to
【单选题】What advice did the woman give to the man
A.
She told him to go by bus.
B.
She told him to walk there.
C.
She told him to wait for a bus.
【多选题】《药品广告审查发布标准》规定，不得发布广告的药品包括（ ）。
A.
麻醉药品、精神药品、医疗用毒性药品、放射性药品
B.
军队特需药品
C.
批准试生产的药品
D.
医疗机构配制的制剂
E.
国家食品药品监督管理局依法明令停止或者禁止生产、销售和使用的药品
【单选题】She began to ______ something but stopped when she heard the teacher.
A.
tell...saying
B.
speak...talking
C.
say...speaking
D.
talk...telling
【单选题】Jean worked just so much ______.
A.
like what she was told to
B.
as she was told to
C.
as to what she tried to do
D.
like she was told to
【多选题】不得发布广告的药品包括
A.
麻醉药品、精神药品、医疗用毒性药品和放射药品
B.
医疗机构配制的制剂
C.
军队特需药品
D.
国家药监局依法明令停止或禁止生产、销售和使用的药品
E.
药品类易制毒化学品
【单选题】Whom does the speaker want to speak to?
A.
She wants to speak to the Mom.
B.
She wants to speak to the children.
C.
She wants to speak to the Dad.
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