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【简答题】
According to this passage，working-class parents are more likely than middle-class parents to ．
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】He forgot to turn off the light.So he went to bed with the light ___on./
A.
to turn
B.
turned
C.
turning
D.
turn
【简答题】The light is on. He must (be) _____ in the room.
【简答题】基因档案 / 图谱
【单选题】在图案基本单元图形的制作过程中，不能使用带有下列那种因素的图形：（）
A.
置入的档案（注意：实验证明可以）
B.
混合制作的图形（注意：实验证明可以）
C.
蒙板的图形
D.
变形的图形（注意：实验证明可以）
【简答题】The light is on．He must(be)__________in th room．
【单选题】If a soldier took a red light for a green light he probably would______.
A.
be left behind alone
B.
advance along
C.
go with the others
D.
stop
【简答题】— He said, “ Light travels much faster than sound.” — He said that light _______ much faster than sound. A．travelled B．travels C．had travelled D．travel
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