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【单选题】
属于舌面前半低不圆唇元音的是A.
æ
B.
ə
C.
ɛ
D.
ɤ
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】Which one of the following is the best title for this passage?
A.
The Negative Effect of Wilderness Tourism
B.
Harnessing the Value of Wilderness Tourism
C.
Wilderness Tourism is going Through a Tough Time
D.
My Own Experience with Wilderness Tourism
【单选题】Which one of the statements is NOT the negative effect of monopolies?
A.
set any price they choose
B.
make large profit
C.
lose incentive to innovate
D.
supply inferior products
【单选题】One negative effect of the Industrial Revolution was ________.
A.
the invention of the steam engine
B.
the child labor
C.
the increase in trade
D.
the invention of the Spinning Jenny
【单选题】One negative effect of the Industrial Revolution was ______.
A.
the invention of the steam engine
B.
child labor
C.
the increase in trade
D.
the invention of the spinning jenny
【单选题】 One negative effect of the Industrial Revolution was .
A.
the invention of the steam engine
B.
child labor
C.
the increase in trade
D.
the invention of spinning jenny
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